Radeon HD 6850M vs GeForce GT 640

Aggregate performance score

We've compared GeForce GT 640 with Radeon HD 6850M, including specs and performance data.

GT 640
2012
2 GB DDR3, 65 Watt
2.78
+49.5%

GT 640 outperforms HD 6850M by a considerable 49% based on our aggregate benchmark results.

Primary details

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

Place in the ranking824932
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.20no data
Power efficiency3.262.84
ArchitectureKepler (2012−2018)TeraScale 2 (2009−2015)
GPU code nameGK107Granville
Market segmentDesktopLaptop
Release date5 June 2012 (13 years ago)4 January 2011 (14 years ago)
Launch price (MSRP)$99 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

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 cores384800
Core clock speed902 MHz675 MHz
Number of transistors1,270 million1,040 million
Manufacturing process technology28 nm40 nm
Power consumption (TDP)65 Watt50 Watt
Texture fill rate28.8627.00
Floating-point processing power0.6927 TFLOPS1.08 TFLOPS
ROPs1616
TMUs3240

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 x16PCIe 2.0 x16
Length145 mmno data
Width1-slotno data
Supplementary power connectorsNoneno 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 typeDDR3GDDR3
Maximum RAM amount2 GB1 GB
Memory bus width128 Bit128 Bit
Memory clock speed891 MHz800 MHz
Memory bandwidth28.51 GB/s25.6 GB/s
Shared memoryno data-

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 Connectors1x DVI, 1x HDMI, 1x DisplayPortNo outputs
HDMI+-

API and SDK compatibility

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

DirectX12 (11_0)11.2 (11_0)
Shader Model5.15.0
OpenGL4.64.4
OpenCL1.21.2
Vulkan1.1.126N/A
CUDA3.0-

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:

900p27−30
+35%
20
−35%
Full HD35−40
+34.6%
26
−34.6%

Cost per frame, $

1080p2.83no data

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2 3−4
+0%
3−4
+0%
Cyberpunk 2077 4−5
+0%
4−5
+0%
God of War 6−7
+0%
6−7
+0%

Full HD
Medium Preset

Battlefield 5 5−6
+0%
5−6
+0%
Counter-Strike 2 3−4
+0%
3−4
+0%
Cyberpunk 2077 4−5
+0%
4−5
+0%
Far Cry 5 5−6
+0%
5−6
+0%
Fortnite 8−9
+0%
8−9
+0%
Forza Horizon 4 10−11
+0%
10−11
+0%
Forza Horizon 5 3−4
+0%
3−4
+0%
God of War 6−7
+0%
6−7
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 10−12
+0%
10−12
+0%
Valorant 35−40
+0%
35−40
+0%

Full HD
High Preset

Battlefield 5 5−6
+0%
5−6
+0%
Counter-Strike 2 3−4
+0%
3−4
+0%
Counter-Strike: Global Offensive 35−40
+0%
35−40
+0%
Cyberpunk 2077 4−5
+0%
4−5
+0%
Dota 2 21−24
+0%
21−24
+0%
Far Cry 5 5−6
+0%
5−6
+0%
Fortnite 8−9
+0%
8−9
+0%
Forza Horizon 4 10−11
+0%
10−11
+0%
Forza Horizon 5 3−4
+0%
3−4
+0%
God of War 6−7
+0%
6−7
+0%
Grand Theft Auto V 3−4
+0%
3−4
+0%
Metro Exodus 3−4
+0%
3−4
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 10−12
+0%
10−12
+0%
The Witcher 3: Wild Hunt 8−9
+0%
8−9
+0%
Valorant 35−40
+0%
35−40
+0%

Full HD
Ultra Preset

Battlefield 5 5−6
+0%
5−6
+0%
Cyberpunk 2077 4−5
+0%
4−5
+0%
Dota 2 21−24
+0%
21−24
+0%
Far Cry 5 5−6
+0%
5−6
+0%
Forza Horizon 4 10−11
+0%
10−11
+0%
God of War 6−7
+0%
6−7
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 10−12
+0%
10−12
+0%
The Witcher 3: Wild Hunt 8−9
+0%
8−9
+0%
Valorant 35−40
+0%
35−40
+0%

Full HD
Epic Preset

Fortnite 8−9
+0%
8−9
+0%

1440p
High Preset

Counter-Strike 2 5−6
+0%
5−6
+0%
Counter-Strike: Global Offensive 12−14
+0%
12−14
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 18−20
+0%
18−20
+0%
Valorant 12−14
+0%
12−14
+0%

1440p
Ultra Preset

Cyberpunk 2077 1−2
+0%
1−2
+0%
Far Cry 5 2−3
+0%
2−3
+0%
Forza Horizon 4 5−6
+0%
5−6
+0%
God of War 0−1 0−1
The Witcher 3: Wild Hunt 1−2
+0%
1−2
+0%

1440p
Epic Preset

Fortnite 3−4
+0%
3−4
+0%

4K
High Preset

Grand Theft Auto V 16−18
+0%
16−18
+0%
Valorant 9−10
+0%
9−10
+0%

4K
Ultra Preset

Dota 2 4−5
+0%
4−5
+0%
Far Cry 5 0−1 0−1
Forza Horizon 4 0−1 0−1
God of War 1−2
+0%
1−2
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 3−4
+0%
3−4
+0%

4K
Epic Preset

Fortnite 3−4
+0%
3−4
+0%

This is how GT 640 and HD 6850M compete in popular games:

  • GT 640 is 35% faster in 900p
  • GT 640 is 35% faster in 1080p

All in all, in popular games:

  • there's a draw in 53 tests (100%)

Pros & cons summary


Performance score 2.78 1.86
Recency 5 June 2012 4 January 2011
Maximum RAM amount 2 GB 1 GB
Chip lithography 28 nm 40 nm
Power consumption (TDP) 65 Watt 50 Watt

GT 640 has a 49.5% higher aggregate performance score, an age advantage of 1 year, a 100% higher maximum VRAM amount, and a 42.9% more advanced lithography process.

HD 6850M, on the other hand, has 30% lower power consumption.

The GeForce GT 640 is our recommended choice as it beats the Radeon HD 6850M in performance tests.

Be aware that GeForce GT 640 is a desktop graphics card while Radeon HD 6850M is a notebook one.

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.


NVIDIA GeForce GT 640
GeForce GT 640
AMD Radeon HD 6850M
Radeon HD 6850M

Other comparisons

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.


3.3 1705 votes

Rate GeForce GT 640 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.4 17 votes

Rate Radeon HD 6850M on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Comments

Here you can give us your opinion about GeForce GT 640 or Radeon HD 6850M, agree or disagree with our ratings, or report errors or inaccuracies on the site.