GeForce GT 640M Mac Edition vs Radeon Pro 555X

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Aggregate performance score

We've compared Radeon Pro 555X with GeForce GT 640M Mac Edition, including specs and performance data.

Pro 555X
2018
4 GB GDDR5, 75 Watt
8.40
+708%

Pro 555X outperforms GT 640M Mac Edition by a whopping 708% based on our aggregate benchmark results.

Primary details

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

Place in the ranking5041097
Place by popularitynot in top-100not in top-100
Power efficiency7.672.23
ArchitectureGCN 4.0 (2016−2020)Kepler (2012−2018)
GPU code namePolaris 21GK107
Market segmentMobile workstationLaptop
Release date16 July 2018 (6 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 cores768384
Core clock speed907 MHz745 MHz
Number of transistors3,000 million1,270 million
Manufacturing process technology14 nm28 nm
Power consumption (TDP)75 Watt32 Watt
Texture fill rate43.5423.84
Floating-point processing power1.393 TFLOPS0.5722 TFLOPS
ROPs168
TMUs4832

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 sizelargeno data
InterfacePCIe 3.0 x8PCIe 3.0 x16
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 typeGDDR5GDDR5
Maximum RAM amount4 GB512 MB
Memory bus width128 Bit64 Bit
Memory clock speed1275 MHz1250 MHz
Memory bandwidth81.6 GB/s40 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 ConnectorsNo outputsNo outputs

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

FreeSync+-

API compatibility

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

DirectX12 (12_0)12 (11_0)
Shader Model6.45.1
OpenGL4.64.6
OpenCL2.01.2
Vulkan1.2.1311.1.126
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.

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 12−14
+1200%
1−2
−1200%

Full HD
Medium Preset

Assassin's Creed Odyssey 21−24
+950%
2−3
−950%
Assassin's Creed Valhalla 12−14
+1100%
1−2
−1100%
Battlefield 5 24−27
+733%
3−4
−733%
Call of Duty: Modern Warfare 16−18
+750%
2−3
−750%
Cyberpunk 2077 12−14
+1200%
1−2
−1200%
Far Cry 5 18−20
+850%
2−3
−850%
Far Cry New Dawn 21−24
+1050%
2−3
−1050%
Forza Horizon 4 55−60
+833%
6−7
−833%
Hitman 3 16−18
+1500%
1−2
−1500%
Horizon Zero Dawn 45−50
+860%
5−6
−860%
Metro Exodus 24−27
+733%
3−4
−733%
Red Dead Redemption 2 21−24
+1050%
2−3
−1050%
Shadow of the Tomb Raider 27−30
+833%
3−4
−833%
Watch Dogs: Legion 55−60
+729%
7−8
−729%

Full HD
High Preset

Assassin's Creed Odyssey 21−24
+950%
2−3
−950%
Assassin's Creed Valhalla 12−14
+1100%
1−2
−1100%
Battlefield 5 24−27
+733%
3−4
−733%
Call of Duty: Modern Warfare 16−18
+750%
2−3
−750%
Cyberpunk 2077 12−14
+1200%
1−2
−1200%
Far Cry 5 18−20
+850%
2−3
−850%
Far Cry New Dawn 21−24
+1050%
2−3
−1050%
Forza Horizon 4 55−60
+833%
6−7
−833%
Hitman 3 16−18
+1500%
1−2
−1500%
Horizon Zero Dawn 45−50
+860%
5−6
−860%
Metro Exodus 24−27
+733%
3−4
−733%
Red Dead Redemption 2 21−24
+1050%
2−3
−1050%
Shadow of the Tomb Raider 27−30
+833%
3−4
−833%
The Witcher 3: Wild Hunt 24−27
+1100%
2−3
−1100%
Watch Dogs: Legion 55−60
+729%
7−8
−729%

Full HD
Ultra Preset

Assassin's Creed Odyssey 21−24
+950%
2−3
−950%
Assassin's Creed Valhalla 12−14
+1100%
1−2
−1100%
Call of Duty: Modern Warfare 16−18
+750%
2−3
−750%
Cyberpunk 2077 12−14
+1200%
1−2
−1200%
Far Cry 5 18−20
+850%
2−3
−850%
Forza Horizon 4 55−60
+833%
6−7
−833%
Hitman 3 16−18
+1500%
1−2
−1500%
Horizon Zero Dawn 45−50
+860%
5−6
−860%
Shadow of the Tomb Raider 27−30
+833%
3−4
−833%
The Witcher 3: Wild Hunt 24−27
+1100%
2−3
−1100%
Watch Dogs: Legion 55−60
+729%
7−8
−729%

Full HD
Epic Preset

Red Dead Redemption 2 21−24
+1050%
2−3
−1050%

1440p
High Preset

Battlefield 5 16−18
+1500%
1−2
−1500%
Far Cry New Dawn 12−14
+1200%
1−2
−1200%

1440p
Ultra Preset

Assassin's Creed Odyssey 8−9 0−1
Assassin's Creed Valhalla 4−5 0−1
Call of Duty: Modern Warfare 8−9 0−1
Cyberpunk 2077 4−5 0−1
Far Cry 5 10−11
+900%
1−2
−900%
Forza Horizon 4 30−35
+750%
4−5
−750%
Hitman 3 12−14
+1100%
1−2
−1100%
Horizon Zero Dawn 18−20
+800%
2−3
−800%
Metro Exodus 10−12
+1000%
1−2
−1000%
Shadow of the Tomb Raider 8−9 0−1
The Witcher 3: Wild Hunt 8−9 0−1
Watch Dogs: Legion 50−55
+783%
6−7
−783%

1440p
Epic Preset

Red Dead Redemption 2 14−16
+1300%
1−2
−1300%

4K
High Preset

Battlefield 5 7−8 0−1
Far Cry New Dawn 6−7 0−1
Hitman 3 4−5 0−1
Horizon Zero Dawn 30−35
+967%
3−4
−967%
Metro Exodus 6−7 0−1
The Witcher 3: Wild Hunt 5−6 0−1

4K
Ultra Preset

Assassin's Creed Odyssey 5−6 0−1
Assassin's Creed Valhalla 4−5 0−1
Call of Duty: Modern Warfare 4−5 0−1
Cyberpunk 2077 1−2 0−1
Far Cry 5 4−5 0−1
Forza Horizon 4 10−11
+900%
1−2
−900%
Shadow of the Tomb Raider 4−5 0−1
Watch Dogs: Legion 3−4 0−1

4K
Epic Preset

Red Dead Redemption 2 8−9 0−1

Pros & cons summary


Performance score 8.40 1.04
Recency 16 July 2018 3 February 2013
Maximum RAM amount 4 GB 512 MB
Chip lithography 14 nm 28 nm
Power consumption (TDP) 75 Watt 32 Watt

Pro 555X has a 707.7% higher aggregate performance score, an age advantage of 5 years, a 700% higher maximum VRAM amount, and a 100% more advanced lithography process.

GT 640M Mac Edition, on the other hand, has 134.4% lower power consumption.

The Radeon Pro 555X is our recommended choice as it beats the GeForce GT 640M Mac Edition in performance tests.

Be aware that Radeon Pro 555X is a mobile workstation card while GeForce GT 640M Mac Edition is a mobile workstation one.


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

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AMD Radeon Pro 555X
Radeon Pro 555X
NVIDIA GeForce GT 640M Mac Edition
GeForce GT 640M Mac Edition

Comparisons with similar GPUs

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Community ratings

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3.8 169 votes

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Questions & comments

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