Radeon RX 6800M vs HD 6490M

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Aggregate performance score

We've compared Radeon HD 6490M and Radeon RX 6800M, covering specs and all relevant benchmarks.

HD 6490M
2011, $1,193
512 MB GDDR5
0.90

6800M outperforms HD 6490M by a whopping 3427% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking1179194
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.01no data
Power efficiencyno data16.80
ArchitectureTeraScale 2 (2009−2015)RDNA 2.0 (2020−2025)
GPU code nameSeymourNavi 22
Market segmentLaptopLaptop
Release date4 January 2011 (14 years ago)31 May 2021 (4 years ago)
Launch price (MSRP)$1,193.03 no data

Cost-effectiveness evaluation

The higher the ratio, the better. We use the manufacturer's recommended prices.

no data

Performance to price scatter graph

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores1602560
Core clock speed800 MHz2116 MHz
Boost clock speedno data2390 MHz
Number of transistors370 million17,200 million
Manufacturing process technology40 nm7 nm
Power consumption (TDP)no data145 Watt
Texture fill rate6.400382.4
Floating-point processing power0.256 TFLOPS12.24 TFLOPS
ROPs464
TMUs8160
Ray Tracing Coresno data40
L0 Cacheno data640 KB
L1 Cache16 KB512 KB
L2 Cache128 KB3 MB
L3 Cacheno data96 MB

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Laptop sizeno datalarge
InterfacePCIe 2.0 x16PCIe 4.0 x16
Supplementary power connectorsno dataNone

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR5GDDR6
Maximum RAM amount512 MB12 GB
Memory bus width64 Bit192 Bit
Memory clock speed800 MHz2000 MHz
Memory bandwidth25.6 GB/s384.0 GB/s
Shared memory--
Resizable BAR-+

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display ConnectorsNo outputsNo outputs

API and SDK support

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX11.2 (11_0)12 Ultimate (12_2)
Shader Model5.06.5
OpenGL4.44.6
OpenCL1.22.1
VulkanN/A1.3

Synthetic benchmarks

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score.

HD 6490M 0.90
RX 6800M 31.74
+3427%

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

HD 6490M 377
Samples: 16
RX 6800M 13276
+3421%
Samples: 623

3DMark 11 Performance GPU

3DMark 11 is an obsolete DirectX 11 benchmark by Futuremark. It used four tests based on two scenes, one being few submarines exploring the submerged wreck of a sunken ship, the other is an abandoned temple deep in the jungle. All the tests are heavy with volumetric lighting and tessellation, and despite being done in 1280x720 resolution, are relatively taxing. Discontinued in January 2020, 3DMark 11 is now superseded by Time Spy.

HD 6490M 601
RX 6800M 40391
+6621%

3DMark Vantage Performance

3DMark Vantage is an outdated DirectX 10 benchmark using 1280x1024 screen resolution. It taxes the graphics card with two scenes, one depicting a girl escaping some militarized base located within a sea cave, the other displaying a space fleet attack on a defenseless planet. It was discontinued in April 2017, and Time Spy benchmark is now recommended to be used instead.

HD 6490M 2511
RX 6800M 77244
+2976%

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD19
−463%
107
+463%
1440p2−3
−3450%
71
+3450%
4K1−2
−4200%
43
+4200%

Cost per frame, $

1080p62.79no data
1440p596.52no data
4K1193.03no data

FPS performance in popular games

Full HD
Low

Cyberpunk 2077 2−3
−6050%
123
+6050%

Full HD
Medium

Cyberpunk 2077 2−3
−5400%
110
+5400%
Escape from Tarkov 2−3
−5600%
110−120
+5600%
Far Cry 5 1−2
−10500%
106
+10500%
Fortnite 1−2
−14400%
140−150
+14400%
Forza Horizon 4 6−7
−1983%
120−130
+1983%
Forza Horizon 5 0−1 131
PLAYERUNKNOWN'S BATTLEGROUNDS 9−10
−1333%
120−130
+1333%
Valorant 30−33
−567%
200−210
+567%

Full HD
High

Counter-Strike: Global Offensive 21−24
−1104%
270−280
+1104%
Cyberpunk 2077 2−3
−5000%
102
+5000%
Dota 2 14−16
−800%
126
+800%
Escape from Tarkov 2−3
−5600%
110−120
+5600%
Far Cry 5 1−2
−10100%
102
+10100%
Fortnite 1−2
−14400%
140−150
+14400%
Forza Horizon 4 6−7
−1983%
120−130
+1983%
Forza Horizon 5 0−1 125
Metro Exodus 1−2
−10400%
105
+10400%
PLAYERUNKNOWN'S BATTLEGROUNDS 9−10
−1333%
120−130
+1333%
The Witcher 3: Wild Hunt 6−7
−3033%
188
+3033%
Valorant 30−33
−567%
200−210
+567%

Full HD
Ultra

Cyberpunk 2077 2−3
−4800%
98
+4800%
Dota 2 14−16
−721%
115
+721%
Escape from Tarkov 2−3
−5600%
110−120
+5600%
Far Cry 5 1−2
−9400%
95
+9400%
Forza Horizon 4 6−7
−1983%
120−130
+1983%
PLAYERUNKNOWN'S BATTLEGROUNDS 9−10
−1333%
120−130
+1333%
The Witcher 3: Wild Hunt 6−7
−1717%
109
+1717%
Valorant 30−33
−567%
200−210
+567%

Full HD
Epic

Fortnite 1−2
−14400%
140−150
+14400%

1440p
High

Counter-Strike 2 3−4
−2433%
75−80
+2433%
Counter-Strike: Global Offensive 5−6
−4400%
220−230
+4400%
PLAYERUNKNOWN'S BATTLEGROUNDS 10−11
−1650%
170−180
+1650%

1440p
Ultra

Cyberpunk 2077 0−1 51
Escape from Tarkov 3−4
−2433%
75−80
+2433%
Far Cry 5 0−1 100
Forza Horizon 4 3−4
−2800%
85−90
+2800%
The Witcher 3: Wild Hunt 2−3
−2750%
55−60
+2750%

1440p
Epic

Fortnite 1−2
−8100%
80−85
+8100%

4K
High

Grand Theft Auto V 14−16
−507%
85
+507%
Valorant 5−6
−3800%
190−200
+3800%

4K
Ultra

PLAYERUNKNOWN'S BATTLEGROUNDS 2−3
−1850%
35−40
+1850%

4K
Epic

Fortnite 2−3
−1850%
35−40
+1850%

Full HD
Low

Counter-Strike 2 180−190
+0%
180−190
+0%

Full HD
Medium

Battlefield 5 143
+0%
143
+0%
Counter-Strike 2 180−190
+0%
180−190
+0%

Full HD
High

Battlefield 5 141
+0%
141
+0%
Counter-Strike 2 180−190
+0%
180−190
+0%
Grand Theft Auto V 112
+0%
112
+0%

Full HD
Ultra

Battlefield 5 139
+0%
139
+0%

1440p
High

Grand Theft Auto V 84
+0%
84
+0%
Metro Exodus 59
+0%
59
+0%
Valorant 230−240
+0%
230−240
+0%

1440p
Ultra

Battlefield 5 130
+0%
130
+0%

4K
High

Counter-Strike 2 35−40
+0%
35−40
+0%
Metro Exodus 38
+0%
38
+0%
The Witcher 3: Wild Hunt 60
+0%
60
+0%

4K
Ultra

Battlefield 5 82
+0%
82
+0%
Counter-Strike 2 35−40
+0%
35−40
+0%
Cyberpunk 2077 23
+0%
23
+0%
Dota 2 95
+0%
95
+0%
Escape from Tarkov 35−40
+0%
35−40
+0%
Far Cry 5 61
+0%
61
+0%
Forza Horizon 4 55−60
+0%
55−60
+0%

This is how HD 6490M and RX 6800M compete in popular games:

  • RX 6800M is 463% faster in 1080p
  • RX 6800M is 3450% faster in 1440p
  • RX 6800M is 4200% faster in 4K

Here's the range of performance differences observed across popular games:

  • in Fortnite, with 1080p resolution and the Medium Preset, the RX 6800M is 14400% faster.

All in all, in popular games:

  • RX 6800M performs better in 39 tests (65%)
  • there's a draw in 21 tests (35%)

Pros & cons summary


Performance score 0.90 31.74
Recency 4 January 2011 31 May 2021
Maximum RAM amount 512 MB 12 GB
Chip lithography 40 nm 7 nm

RX 6800M has a 3426.7% higher aggregate performance score, an age advantage of 10 years, a 2300% higher maximum VRAM amount, and a 471.4% more advanced lithography process.

The Radeon RX 6800M is our recommended choice as it beats the Radeon HD 6490M in performance tests.

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AMD Radeon HD 6490M
Radeon HD 6490M
AMD Radeon RX 6800M
Radeon RX 6800M

Other comparisons

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

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3.4 37 votes

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4.3 337 votes

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