GeForce GT 640 OEM vs Radeon HD 7970M
Aggregate performance score
We've compared Radeon HD 7970M with GeForce GT 640 OEM, including specs and performance data.
HD 7970M outperforms 640 OEM by a whopping 467% based on our aggregate benchmark results.
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 532 | 1003 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 6.68 | 2.36 |
| Architecture | GCN 1.0 (2012−2020) | Kepler (2012−2018) |
| GPU code name | Wimbledon | GK107 |
| Market segment | Laptop | Desktop |
| Release date | 24 April 2012 (13 years ago) | 24 April 2012 (13 years ago) |
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 cores | 1280 | 384 |
| Core clock speed | 850 MHz | 797 MHz |
| Number of transistors | 2,800 million | 1,270 million |
| Manufacturing process technology | 28 nm | 28 nm |
| Power consumption (TDP) | 100 Watt | 50 Watt |
| Texture fill rate | 68.00 | 25.50 |
| Floating-point processing power | 2.176 TFLOPS | 0.6121 TFLOPS |
| ROPs | 32 | 16 |
| TMUs | 80 | 32 |
| L1 Cache | 320 KB | 32 KB |
| L2 Cache | 512 KB | 256 KB |
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 size | large | no data |
| Interface | MXM-B (3.0) | PCIe 3.0 x16 |
| Length | no data | 145 mm |
| Width | no data | 1-slot |
| Supplementary power connectors | None | None |
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 type | GDDR5 | DDR3 |
| Maximum RAM amount | 2 GB | 2 GB |
| Memory bus width | 256 Bit | 128 Bit |
| Memory clock speed | 1200 MHz | 891 MHz |
| Memory bandwidth | 153.6 GB/s | 28.51 GB/s |
| Shared memory | - | no 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 Connectors | No outputs | 1x DVI, 1x HDMI, 1x DisplayPort |
| HDMI | - | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_1) | 12 (11_0) |
| Shader Model | 5.1 | 5.1 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | 1.2.131 | 1.1.126 |
| CUDA | - | 3.0 |
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:
| 900p | 84
+500%
| 14−16
−500%
|
| Full HD | 60
+500%
| 10−12
−500%
|
FPS performance in popular games
Full HD
Low
| Counter-Strike 2 | 45−50
+488%
|
8−9
−488%
|
| Cyberpunk 2077 | 18−20
+500%
|
3−4
−500%
|
| Hogwarts Legacy | 16−18
+700%
|
2−3
−700%
|
Full HD
Medium
| Battlefield 5 | 35−40
+550%
|
6−7
−550%
|
| Counter-Strike 2 | 45−50
+488%
|
8−9
−488%
|
| Cyberpunk 2077 | 18−20
+500%
|
3−4
−500%
|
| Far Cry 5 | 27−30
+480%
|
5−6
−480%
|
| Fortnite | 50−55
+500%
|
9−10
−500%
|
| Forza Horizon 4 | 35−40
+550%
|
6−7
−550%
|
| Forza Horizon 5 | 27−30
+575%
|
4−5
−575%
|
| Hogwarts Legacy | 16−18
+700%
|
2−3
−700%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 30−35
+540%
|
5−6
−540%
|
| Valorant | 85−90
+529%
|
14−16
−529%
|
Full HD
High
| Battlefield 5 | 35−40
+550%
|
6−7
−550%
|
| Counter-Strike 2 | 45−50
+488%
|
8−9
−488%
|
| Counter-Strike: Global Offensive | 121
+476%
|
21−24
−476%
|
| Cyberpunk 2077 | 18−20
+500%
|
3−4
−500%
|
| Dota 2 | 65−70
+550%
|
10−11
−550%
|
| Far Cry 5 | 27−30
+480%
|
5−6
−480%
|
| Fortnite | 50−55
+500%
|
9−10
−500%
|
| Forza Horizon 4 | 35−40
+550%
|
6−7
−550%
|
| Forza Horizon 5 | 27−30
+575%
|
4−5
−575%
|
| Grand Theft Auto V | 30−35
+560%
|
5−6
−560%
|
| Hogwarts Legacy | 16−18
+700%
|
2−3
−700%
|
| Metro Exodus | 18−20
+500%
|
3−4
−500%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 30−35
+540%
|
5−6
−540%
|
| The Witcher 3: Wild Hunt | 21−24
+475%
|
4−5
−475%
|
| Valorant | 85−90
+529%
|
14−16
−529%
|
Full HD
Ultra
| Battlefield 5 | 35−40
+550%
|
6−7
−550%
|
| Cyberpunk 2077 | 18−20
+500%
|
3−4
−500%
|
| Dota 2 | 65−70
+550%
|
10−11
−550%
|
| Far Cry 5 | 27−30
+480%
|
5−6
−480%
|
| Forza Horizon 4 | 35−40
+550%
|
6−7
−550%
|
| Hogwarts Legacy | 16−18
+700%
|
2−3
−700%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 30−35
+540%
|
5−6
−540%
|
| The Witcher 3: Wild Hunt | 21−24
+475%
|
4−5
−475%
|
| Valorant | 85−90
+529%
|
14−16
−529%
|
Full HD
Epic
| Fortnite | 50−55
+500%
|
9−10
−500%
|
1440p
High
| Counter-Strike 2 | 16−18
+700%
|
2−3
−700%
|
| Counter-Strike: Global Offensive | 65−70
+580%
|
10−11
−580%
|
| Grand Theft Auto V | 12−14
+500%
|
2−3
−500%
|
| Metro Exodus | 10−11
+900%
|
1−2
−900%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 45−50
+543%
|
7−8
−543%
|
| Valorant | 95−100
+519%
|
16−18
−519%
|
1440p
Ultra
| Battlefield 5 | 21−24
+600%
|
3−4
−600%
|
| Cyberpunk 2077 | 7−8
+600%
|
1−2
−600%
|
| Far Cry 5 | 18−20
+500%
|
3−4
−500%
|
| Forza Horizon 4 | 21−24
+600%
|
3−4
−600%
|
| Hogwarts Legacy | 9−10
+800%
|
1−2
−800%
|
| The Witcher 3: Wild Hunt | 12−14
+500%
|
2−3
−500%
|
1440p
Epic
| Fortnite | 18−20
+533%
|
3−4
−533%
|
4K
High
| Counter-Strike 2 | 3−4 | 0−1 |
| Grand Theft Auto V | 20−22
+567%
|
3−4
−567%
|
| Hogwarts Legacy | 4−5 | 0−1 |
| Metro Exodus | 4−5 | 0−1 |
| The Witcher 3: Wild Hunt | 9−10
+800%
|
1−2
−800%
|
| Valorant | 45−50
+475%
|
8−9
−475%
|
4K
Ultra
| Battlefield 5 | 10−11
+900%
|
1−2
−900%
|
| Counter-Strike 2 | 3−4 | 0−1 |
| Cyberpunk 2077 | 3−4 | 0−1 |
| Dota 2 | 30−35
+540%
|
5−6
−540%
|
| Far Cry 5 | 9−10
+800%
|
1−2
−800%
|
| Forza Horizon 4 | 14−16
+650%
|
2−3
−650%
|
| Hogwarts Legacy | 4−5 | 0−1 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 8−9
+700%
|
1−2
−700%
|
4K
Epic
| Fortnite | 9−10
+800%
|
1−2
−800%
|
This is how HD 7970M and GT 640 OEM compete in popular games:
- HD 7970M is 500% faster in 900p
- HD 7970M is 500% faster in 1080p
Pros & cons summary
| Performance score | 8.28 | 1.46 |
| Power consumption (TDP) | 100 Watt | 50 Watt |
HD 7970M has a 467.1% higher aggregate performance score.
GT 640 OEM, on the other hand, has 100% lower power consumption.
The Radeon HD 7970M is our recommended choice as it beats the GeForce GT 640 OEM in performance tests.
Be aware that Radeon HD 7970M is a notebook graphics card while GeForce GT 640 OEM is a desktop one.
Other comparisons
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