Radeon RX 6600S vs ATI HD 4850 X2

Aggregate performance score

We've compared Radeon HD 4850 X2 with Radeon RX 6600S, including specs and performance data.

ATI HD 4850 X2
2008
512 MB GDDR3, 250 Watt
2.93

RX 6600S outperforms ATI HD 4850 X2 by a whopping 1110% based on our aggregate benchmark results.

Primary details

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

Place in the ranking781142
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.12no data
Power efficiency0.8130.64
ArchitectureTeraScale (2005−2013)RDNA 2.0 (2020−2024)
GPU code nameR700Navi 23
Market segmentDesktopLaptop
Release date7 November 2008 (16 years ago)4 January 2022 (2 years ago)
Launch price (MSRP)$420 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

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 cores8001792
Core clock speed625 MHz1700 MHz
Boost clock speedno data2000 MHz
Number of transistors956 million11,060 million
Manufacturing process technology55 nm7 nm
Power consumption (TDP)250 Watt80 Watt
Texture fill rate25.00224.0
Floating-point processing power1 TFLOPS7.168 TFLOPS
ROPs1664
TMUs40112
Ray Tracing Coresno data28

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 datamedium sized
InterfacePCIe 2.0 x16PCIe 4.0 x8
Length267 mmno data
Width2-slotno data
Supplementary power connectors1x 6-pin + 1x 8-pinNone

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 typeGDDR3GDDR6
Maximum RAM amount512 MB4 GB
Memory bus width256 Bit128 Bit
Memory clock speed995 MHz1750 MHz
Memory bandwidth63.68 GB/s224.0 GB/s
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 Connectors4x DVI, 1x S-VideoNo outputs

API compatibility

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

DirectX10.1 (10_1)12 Ultimate (12_2)
Shader Model4.16.5
OpenGL3.34.6
OpenCL1.12.1
VulkanN/A1.3

Synthetic benchmark performance

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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

ATI HD 4850 X2 2.93
RX 6600S 35.46
+1110%

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.

ATI HD 4850 X2 1132
RX 6600S 13678
+1108%

Gaming performance

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

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 60−65
+0%
60−65
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 75−80
+0%
75−80
+0%
Assassin's Creed Valhalla 60−65
+0%
60−65
+0%
Battlefield 5 110−120
+0%
110−120
+0%
Call of Duty: Modern Warfare 70−75
+0%
70−75
+0%
Cyberpunk 2077 60−65
+0%
60−65
+0%
Far Cry 5 75−80
+0%
75−80
+0%
Far Cry New Dawn 85−90
+0%
85−90
+0%
Forza Horizon 4 180−190
+0%
180−190
+0%
Hitman 3 75−80
+0%
75−80
+0%
Horizon Zero Dawn 150−160
+0%
150−160
+0%
Metro Exodus 110−120
+0%
110−120
+0%
Red Dead Redemption 2 85−90
+0%
85−90
+0%
Shadow of the Tomb Raider 120−130
+0%
120−130
+0%
Watch Dogs: Legion 120−130
+0%
120−130
+0%

Full HD
High Preset

Assassin's Creed Odyssey 75−80
+0%
75−80
+0%
Assassin's Creed Valhalla 60−65
+0%
60−65
+0%
Battlefield 5 110−120
+0%
110−120
+0%
Call of Duty: Modern Warfare 70−75
+0%
70−75
+0%
Cyberpunk 2077 60−65
+0%
60−65
+0%
Far Cry 5 75−80
+0%
75−80
+0%
Far Cry New Dawn 85−90
+0%
85−90
+0%
Forza Horizon 4 180−190
+0%
180−190
+0%
Hitman 3 75−80
+0%
75−80
+0%
Horizon Zero Dawn 150−160
+0%
150−160
+0%
Metro Exodus 110−120
+0%
110−120
+0%
Red Dead Redemption 2 85−90
+0%
85−90
+0%
Shadow of the Tomb Raider 120−130
+0%
120−130
+0%
The Witcher 3: Wild Hunt 70−75
+0%
70−75
+0%
Watch Dogs: Legion 120−130
+0%
120−130
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 75−80
+0%
75−80
+0%
Assassin's Creed Valhalla 60−65
+0%
60−65
+0%
Call of Duty: Modern Warfare 70−75
+0%
70−75
+0%
Cyberpunk 2077 60−65
+0%
60−65
+0%
Far Cry 5 75−80
+0%
75−80
+0%
Forza Horizon 4 180−190
+0%
180−190
+0%
Hitman 3 75−80
+0%
75−80
+0%
Horizon Zero Dawn 150−160
+0%
150−160
+0%
Shadow of the Tomb Raider 120−130
+0%
120−130
+0%
The Witcher 3: Wild Hunt 70−75
+0%
70−75
+0%
Watch Dogs: Legion 120−130
+0%
120−130
+0%

Full HD
Epic Preset

Red Dead Redemption 2 85−90
+0%
85−90
+0%

1440p
High Preset

Battlefield 5 65−70
+0%
65−70
+0%
Far Cry New Dawn 50−55
+0%
50−55
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 35−40
+0%
35−40
+0%
Assassin's Creed Valhalla 35−40
+0%
35−40
+0%
Call of Duty: Modern Warfare 40−45
+0%
40−45
+0%
Cyberpunk 2077 27−30
+0%
27−30
+0%
Far Cry 5 40−45
+0%
40−45
+0%
Forza Horizon 4 200−210
+0%
200−210
+0%
Hitman 3 45−50
+0%
45−50
+0%
Horizon Zero Dawn 75−80
+0%
75−80
+0%
Metro Exodus 65−70
+0%
65−70
+0%
Shadow of the Tomb Raider 80−85
+0%
80−85
+0%
The Witcher 3: Wild Hunt 45−50
+0%
45−50
+0%
Watch Dogs: Legion 180−190
+0%
180−190
+0%

1440p
Epic Preset

Red Dead Redemption 2 60−65
+0%
60−65
+0%

4K
High Preset

Battlefield 5 35−40
+0%
35−40
+0%
Far Cry New Dawn 27−30
+0%
27−30
+0%
Hitman 3 27−30
+0%
27−30
+0%
Horizon Zero Dawn 170−180
+0%
170−180
+0%
Metro Exodus 40−45
+0%
40−45
+0%
The Witcher 3: Wild Hunt 40−45
+0%
40−45
+0%

4K
Ultra Preset

Assassin's Creed Odyssey 21−24
+0%
21−24
+0%
Assassin's Creed Valhalla 21−24
+0%
21−24
+0%
Call of Duty: Modern Warfare 21−24
+0%
21−24
+0%
Cyberpunk 2077 10−12
+0%
10−12
+0%
Far Cry 5 20−22
+0%
20−22
+0%
Forza Horizon 4 45−50
+0%
45−50
+0%
Shadow of the Tomb Raider 45−50
+0%
45−50
+0%
Watch Dogs: Legion 16−18
+0%
16−18
+0%

4K
Epic Preset

Red Dead Redemption 2 30−35
+0%
30−35
+0%

All in all, in popular games:

  • there's a draw in 72 tests (100%)

Pros & cons summary


Performance score 2.93 35.46
Recency 7 November 2008 4 January 2022
Maximum RAM amount 512 MB 4 GB
Chip lithography 55 nm 7 nm
Power consumption (TDP) 250 Watt 80 Watt

RX 6600S has a 1110.2% higher aggregate performance score, an age advantage of 13 years, a 700% higher maximum VRAM amount, a 685.7% more advanced lithography process, and 212.5% lower power consumption.

The Radeon RX 6600S is our recommended choice as it beats the Radeon HD 4850 X2 in performance tests.

Be aware that Radeon HD 4850 X2 is a desktop card while Radeon RX 6600S is a notebook one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


ATI Radeon HD 4850 X2
Radeon HD 4850 X2
AMD Radeon RX 6600S
Radeon RX 6600S

Comparisons with similar GPUs

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

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.7 3 votes

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4.7 13 votes

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Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.