Radeon HD 6990M Crossfire vs HD 7990

Aggregate performance score

We've compared Radeon HD 7990 with Radeon HD 6990M Crossfire, including specs and performance data.

HD 7990
2013
3 GB GDDR5, 375 Watt
13.92
+48.1%

HD 7990 outperforms HD 6990M Crossfire by a considerable 48% based on our aggregate benchmark results.

Primary details

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

Place in the ranking376474
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.47no data
Power efficiency2.63no data
ArchitectureGCN 1.0 (2012−2020)Terascale 2 (2009−2015)
GPU code nameMaltaBlackcomb XTX
Market segmentDesktopLaptop
Release date24 April 2013 (11 years ago)12 July 2011 (13 years ago)
Launch price (MSRP)$999 no data

Cost-effectiveness evaluation

The higher the performance-to-price ratio, the better. We use the manufacturer's recommended prices for comparison.

no data

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 cores2048 ×22240
Core clock speed950 MHz715 MHz
Boost clock speed1000 MHzno data
Number of transistors4,313 million2x1700 Million
Manufacturing process technology28 nm40 nm
Power consumption (TDP)375 Wattno data
Texture fill rate128.0 ×2no data
Floating-point processing power4.096 TFLOPS ×2no data
ROPs32 ×2no data
TMUs128 ×2no data

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 3.0 x16no data
Length307 mmno data
Width2-slotno data
Supplementary power connectors2x 8-pinno data

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 typeGDDR5GDDR5
Maximum RAM amount3 GB ×22x2 GB
Memory bus width384 Bit ×2256 Bit
Memory clock speed1500 MHz900 MHz
Memory bandwidth288.0 GB/s ×2no data
Shared memory--

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors1x DVI, 4x mini-DisplayPortno data

API and SDK compatibility

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

DirectX12 (11_1)11
Shader Model5.1no data
OpenGL4.6no data
OpenCL1.2no data
Vulkan1.2.131-

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:

900p140−150
+41.4%
99
−41.4%
Full HD150−160
+38.9%
108
−38.9%

Cost per frame, $

1080p6.66no data

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2 45−50
+0%
45−50
+0%
Cyberpunk 2077 18−20
+0%
18−20
+0%
Hogwarts Legacy 16−18
+0%
16−18
+0%

Full HD
Medium Preset

Battlefield 5 40−45
+0%
40−45
+0%
Counter-Strike 2 45−50
+0%
45−50
+0%
Cyberpunk 2077 18−20
+0%
18−20
+0%
Far Cry 5 30−33
+0%
30−33
+0%
Fortnite 55−60
+0%
55−60
+0%
Forza Horizon 4 40−45
+0%
40−45
+0%
Forza Horizon 5 27−30
+0%
27−30
+0%
Hogwarts Legacy 16−18
+0%
16−18
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 30−35
+0%
30−35
+0%
Valorant 85−90
+0%
85−90
+0%

Full HD
High Preset

Battlefield 5 40−45
+0%
40−45
+0%
Counter-Strike 2 45−50
+0%
45−50
+0%
Counter-Strike: Global Offensive 140−150
+0%
140−150
+0%
Cyberpunk 2077 18−20
+0%
18−20
+0%
Dota 2 65−70
+0%
65−70
+0%
Far Cry 5 30−33
+0%
30−33
+0%
Fortnite 55−60
+0%
55−60
+0%
Forza Horizon 4 40−45
+0%
40−45
+0%
Forza Horizon 5 27−30
+0%
27−30
+0%
Grand Theft Auto V 30−35
+0%
30−35
+0%
Hogwarts Legacy 16−18
+0%
16−18
+0%
Metro Exodus 18−20
+0%
18−20
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 30−35
+0%
30−35
+0%
The Witcher 3: Wild Hunt 21−24
+0%
21−24
+0%
Valorant 85−90
+0%
85−90
+0%

Full HD
Ultra Preset

Battlefield 5 40−45
+0%
40−45
+0%
Cyberpunk 2077 18−20
+0%
18−20
+0%
Dota 2 65−70
+0%
65−70
+0%
Far Cry 5 30−33
+0%
30−33
+0%
Forza Horizon 4 40−45
+0%
40−45
+0%
Hogwarts Legacy 16−18
+0%
16−18
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 30−35
+0%
30−35
+0%
The Witcher 3: Wild Hunt 21−24
+0%
21−24
+0%
Valorant 85−90
+0%
85−90
+0%

Full HD
Epic Preset

Fortnite 55−60
+0%
55−60
+0%

1440p
High Preset

Counter-Strike 2 16−18
+0%
16−18
+0%
Counter-Strike: Global Offensive 70−75
+0%
70−75
+0%
Grand Theft Auto V 12−14
+0%
12−14
+0%
Metro Exodus 10−11
+0%
10−11
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 45−50
+0%
45−50
+0%
Valorant 100−110
+0%
100−110
+0%

1440p
Ultra Preset

Battlefield 5 21−24
+0%
21−24
+0%
Cyberpunk 2077 8−9
+0%
8−9
+0%
Far Cry 5 18−20
+0%
18−20
+0%
Forza Horizon 4 21−24
+0%
21−24
+0%
Hogwarts Legacy 10−11
+0%
10−11
+0%
The Witcher 3: Wild Hunt 12−14
+0%
12−14
+0%

1440p
Epic Preset

Fortnite 18−20
+0%
18−20
+0%

4K
High Preset

Counter-Strike 2 2−3
+0%
2−3
+0%
Grand Theft Auto V 20−22
+0%
20−22
+0%
Hogwarts Legacy 4−5
+0%
4−5
+0%
Metro Exodus 5−6
+0%
5−6
+0%
The Witcher 3: Wild Hunt 10−11
+0%
10−11
+0%
Valorant 45−50
+0%
45−50
+0%

4K
Ultra Preset

Battlefield 5 10−12
+0%
10−12
+0%
Counter-Strike 2 2−3
+0%
2−3
+0%
Cyberpunk 2077 3−4
+0%
3−4
+0%
Dota 2 30−35
+0%
30−35
+0%
Far Cry 5 10−11
+0%
10−11
+0%
Forza Horizon 4 14−16
+0%
14−16
+0%
Hogwarts Legacy 4−5
+0%
4−5
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 9−10
+0%
9−10
+0%

4K
Epic Preset

Fortnite 9−10
+0%
9−10
+0%

This is how HD 7990 and HD 6990M Crossfire compete in popular games:

  • HD 7990 is 41% faster in 900p
  • HD 7990 is 39% faster in 1080p

All in all, in popular games:

  • there's a draw in 66 tests (100%)

Pros & cons summary


Performance score 13.92 9.40
Recency 24 April 2013 12 July 2011
Chip lithography 28 nm 40 nm

HD 7990 has a 48.1% higher aggregate performance score, an age advantage of 1 year, and a 42.9% more advanced lithography process.

The Radeon HD 7990 is our recommended choice as it beats the Radeon HD 6990M Crossfire in performance tests.

Be aware that Radeon HD 7990 is a desktop card while Radeon HD 6990M Crossfire is a notebook one.

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AMD Radeon HD 7990
Radeon HD 7990
AMD Radeon HD 6990M Crossfire
Radeon HD 6990M Crossfire

Other comparisons

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Community ratings

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4.1 58 votes

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