GeForce GT 640M Mac Edition vs Radeon HD 6750M
Aggregate performance score
We've compared Radeon HD 6750M and GeForce GT 640M Mac Edition, covering specs and all relevant benchmarks.
HD 6750M outperforms GT 640M Mac Edition by a whopping 134% based on our aggregate benchmark results.
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 845 | 1101 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 4.80 | 2.24 |
| Architecture | TeraScale 2 (2009−2015) | Kepler (2012−2018) |
| GPU code name | Whistler | GK107 |
| Market segment | Laptop | Laptop |
| Release date | 4 January 2011 (14 years ago) | 3 February 2013 (11 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 | 480 | 384 |
| Core clock speed | 600 MHz | 745 MHz |
| Number of transistors | 716 million | 1,270 million |
| Manufacturing process technology | 40 nm | 28 nm |
| Power consumption (TDP) | 35 Watt | 32 Watt |
| Texture fill rate | 14.40 | 23.84 |
| Floating-point processing power | 0.576 TFLOPS | 0.5722 TFLOPS |
| ROPs | 8 | 8 |
| TMUs | 24 | 32 |
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 | medium sized | no data |
| Interface | MXM-A (3.0) | PCIe 3.0 x16 |
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 | GDDR3 | GDDR5 |
| Maximum RAM amount | 1 GB | 512 MB |
| Memory bus width | 128 Bit | 64 Bit |
| Memory clock speed | 800 MHz | 1250 MHz |
| Memory bandwidth | 25.6 GB/s | 40 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 Connectors | No outputs | No outputs |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 11.2 (11_0) | 12 (11_0) |
| Shader Model | 5.0 | 5.1 |
| OpenGL | 4.4 | 4.6 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | N/A | 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 | 21
+163%
| 8−9
−163%
|
| Full HD | 24
+140%
| 10−12
−140%
|
FPS performance in popular games
Full HD
Low Preset
| Counter-Strike 2 | 8−9
+167%
|
3−4
−167%
|
| Cyberpunk 2077 | 6−7
+200%
|
2−3
−200%
|
Full HD
Medium Preset
| Battlefield 5 | 5−6
+150%
|
2−3
−150%
|
| Counter-Strike 2 | 8−9
+167%
|
3−4
−167%
|
| Cyberpunk 2077 | 6−7
+200%
|
2−3
−200%
|
| Forza Horizon 4 | 12−14
+140%
|
5−6
−140%
|
| Forza Horizon 5 | 1−2 | 0−1 |
| Metro Exodus | 4−5
+300%
|
1−2
−300%
|
| Red Dead Redemption 2 | 9−10
+200%
|
3−4
−200%
|
| Valorant | 1−2 | 0−1 |
Full HD
High Preset
| Battlefield 5 | 5−6
+150%
|
2−3
−150%
|
| Counter-Strike 2 | 8−9
+167%
|
3−4
−167%
|
| Cyberpunk 2077 | 6−7
+200%
|
2−3
−200%
|
| Dota 2 | 6−7
+200%
|
2−3
−200%
|
| Far Cry 5 | 14−16
+150%
|
6−7
−150%
|
| Fortnite | 12−14
+160%
|
5−6
−160%
|
| Forza Horizon 4 | 12−14
+140%
|
5−6
−140%
|
| Forza Horizon 5 | 1−2 | 0−1 |
| Grand Theft Auto V | 6−7
+200%
|
2−3
−200%
|
| Metro Exodus | 4−5
+300%
|
1−2
−300%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 21−24
+156%
|
9−10
−156%
|
| Red Dead Redemption 2 | 9−10
+200%
|
3−4
−200%
|
| The Witcher 3: Wild Hunt | 10−11
+150%
|
4−5
−150%
|
| Valorant | 1−2 | 0−1 |
| World of Tanks | 45−50
+150%
|
18−20
−150%
|
Full HD
Ultra Preset
| Battlefield 5 | 5−6
+150%
|
2−3
−150%
|
| Counter-Strike 2 | 8−9
+167%
|
3−4
−167%
|
| Cyberpunk 2077 | 6−7
+200%
|
2−3
−200%
|
| Dota 2 | 6−7
+200%
|
2−3
−200%
|
| Far Cry 5 | 14−16
+150%
|
6−7
−150%
|
| Forza Horizon 4 | 12−14
+140%
|
5−6
−140%
|
| Forza Horizon 5 | 1−2 | 0−1 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 21−24
+156%
|
9−10
−156%
|
| Valorant | 1−2 | 0−1 |
1440p
High Preset
| Dota 2 | 0−1 | 0−1 |
| Grand Theft Auto V | 1−2 | 0−1 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 16−18
+167%
|
6−7
−167%
|
| Red Dead Redemption 2 | 1−2 | 0−1 |
| World of Tanks | 16−18
+167%
|
6−7
−167%
|
1440p
Ultra Preset
| Battlefield 5 | 1−2 | 0−1 |
| Cyberpunk 2077 | 4−5
+300%
|
1−2
−300%
|
| Far Cry 5 | 7−8
+250%
|
2−3
−250%
|
| Forza Horizon 4 | 0−1 | 0−1 |
| Forza Horizon 5 | 2−3 | 0−1 |
| The Witcher 3: Wild Hunt | 5−6
+150%
|
2−3
−150%
|
| Valorant | 8−9
+167%
|
3−4
−167%
|
4K
High Preset
| Counter-Strike 2 | 6−7
+200%
|
2−3
−200%
|
| Dota 2 | 16−18
+167%
|
6−7
−167%
|
| Grand Theft Auto V | 14−16
+150%
|
6−7
−150%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 7−8
+250%
|
2−3
−250%
|
| Red Dead Redemption 2 | 1−2 | 0−1 |
| The Witcher 3: Wild Hunt | 14−16
+150%
|
6−7
−150%
|
4K
Ultra Preset
| Battlefield 5 | 2−3 | 0−1 |
| Counter-Strike 2 | 6−7
+200%
|
2−3
−200%
|
| Cyberpunk 2077 | 2−3 | 0−1 |
| Dota 2 | 16−18
+167%
|
6−7
−167%
|
| Far Cry 5 | 2−3 | 0−1 |
| Fortnite | 1−2 | 0−1 |
| Forza Horizon 5 | 0−1 | 0−1 |
| Valorant | 2−3 | 0−1 |
This is how HD 6750M and GT 640M Mac Edition compete in popular games:
- HD 6750M is 163% faster in 900p
- HD 6750M is 140% faster in 1080p
Pros & cons summary
| Performance score | 2.41 | 1.03 |
| Recency | 4 January 2011 | 3 February 2013 |
| Maximum RAM amount | 1 GB | 512 MB |
| Chip lithography | 40 nm | 28 nm |
| Power consumption (TDP) | 35 Watt | 32 Watt |
HD 6750M has a 134% higher aggregate performance score, and a 100% higher maximum VRAM amount.
GT 640M Mac Edition, on the other hand, has an age advantage of 2 years, a 42.9% more advanced lithography process, and 9.4% lower power consumption.
The Radeon HD 6750M is our recommended choice as it beats the GeForce GT 640M Mac Edition in performance tests.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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