Radeon RX 6600 vs GeForce GT 640M Mac Edition

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GT 640M GT 650M GT 730M GT 750M
VS
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Radeon RX 5800 XT Radeon RX 6600 Radeon RX 6600 XT Radeon RX 6650 XT

Aggregate performance score

We've compared GeForce GT 640M Mac Edition with Radeon RX 6600, including specs and performance data.

GT 640M Mac Edition
2013
512 MB GDDR5, 32 Watt
1.04

RX 6600 outperforms GT 640M Mac Edition by a whopping 3680% based on our aggregate benchmark results.

Contents

GT 640M Mac Edition GT 640M Mac Edition
RX 6600 RX 6600

Primary details

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

Place in the ranking1097113
Place by popularitynot in top-10013
Cost-effectiveness evaluationno data67.39
Power efficiency2.2320.42
ArchitectureKepler (2012−2018)RDNA 2.0 (2020−2024)
GPU code nameGK107Navi 23
Market segmentLaptopDesktop
Release date3 February 2013 (11 years ago)13 October 2021 (3 years ago)
Launch price (MSRP)no data$329

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 cores3841792
Core clock speed745 MHz1626 MHz
Boost clock speedno data2491 MHz
Number of transistors1,270 million11,060 million
Manufacturing process technology28 nm7 nm
Power consumption (TDP)32 Watt132 Watt
Texture fill rate23.84279.0
Floating-point processing power0.5722 TFLOPS8.928 TFLOPS
ROPs864
TMUs32112
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).

InterfacePCIe 3.0 x16PCIe 4.0 x8
Lengthno data190 mm
Widthno data2-slot
Supplementary power connectorsno data1x 8-pin

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 typeGDDR5GDDR6
Maximum RAM amount512 MB8 GB
Memory bus width64 Bit128 Bit
Memory clock speed1250 MHz1750 MHz
Memory bandwidth40 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 ConnectorsNo outputs1x HDMI, 3x DisplayPort
HDMI-+

API compatibility

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

DirectX12 (11_0)12.0 Ultimate (12_2)
Shader Model5.16.5
OpenGL4.64.6
OpenCL1.22.1
Vulkan1.1.1261.2
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:

Full HD2−3
−5550%
113
+5550%
1440p1−2
−5600%
57
+5600%
4K0−131

Cost per frame, $

1080pno data2.91
1440pno data5.77
4Kno data10.61

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 107
+0%
107
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 80−85
+0%
80−85
+0%
Assassin's Creed Valhalla 113
+0%
113
+0%
Battlefield 5 120−130
+0%
120−130
+0%
Call of Duty: Modern Warfare 75−80
+0%
75−80
+0%
Cyberpunk 2077 91
+0%
91
+0%
Far Cry 5 85−90
+0%
85−90
+0%
Far Cry New Dawn 95−100
+0%
95−100
+0%
Forza Horizon 4 190−200
+0%
190−200
+0%
Hitman 3 99
+0%
99
+0%
Horizon Zero Dawn 160−170
+0%
160−170
+0%
Metro Exodus 120−130
+0%
120−130
+0%
Red Dead Redemption 2 90−95
+0%
90−95
+0%
Shadow of the Tomb Raider 140−150
+0%
140−150
+0%
Watch Dogs: Legion 120−130
+0%
120−130
+0%

Full HD
High Preset

Assassin's Creed Odyssey 80−85
+0%
80−85
+0%
Assassin's Creed Valhalla 92
+0%
92
+0%
Battlefield 5 120−130
+0%
120−130
+0%
Call of Duty: Modern Warfare 75−80
+0%
75−80
+0%
Cyberpunk 2077 73
+0%
73
+0%
Far Cry 5 85−90
+0%
85−90
+0%
Far Cry New Dawn 95−100
+0%
95−100
+0%
Forza Horizon 4 190−200
+0%
190−200
+0%
Hitman 3 95
+0%
95
+0%
Horizon Zero Dawn 160−170
+0%
160−170
+0%
Metro Exodus 120−130
+0%
120−130
+0%
Red Dead Redemption 2 90−95
+0%
90−95
+0%
Shadow of the Tomb Raider 182
+0%
182
+0%
The Witcher 3: Wild Hunt 80−85
+0%
80−85
+0%
Watch Dogs: Legion 120−130
+0%
120−130
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 80−85
+0%
80−85
+0%
Assassin's Creed Valhalla 78
+0%
78
+0%
Call of Duty: Modern Warfare 75−80
+0%
75−80
+0%
Cyberpunk 2077 59
+0%
59
+0%
Far Cry 5 85−90
+0%
85−90
+0%
Forza Horizon 4 190−200
+0%
190−200
+0%
Hitman 3 86
+0%
86
+0%
Horizon Zero Dawn 142
+0%
142
+0%
Shadow of the Tomb Raider 157
+0%
157
+0%
The Witcher 3: Wild Hunt 90
+0%
90
+0%
Watch Dogs: Legion 58
+0%
58
+0%

Full HD
Epic Preset

Red Dead Redemption 2 90−95
+0%
90−95
+0%

1440p
High Preset

Battlefield 5 75−80
+0%
75−80
+0%
Far Cry New Dawn 60−65
+0%
60−65
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 40−45
+0%
40−45
+0%
Assassin's Creed Valhalla 52
+0%
52
+0%
Call of Duty: Modern Warfare 45−50
+0%
45−50
+0%
Cyberpunk 2077 34
+0%
34
+0%
Far Cry 5 45−50
+0%
45−50
+0%
Forza Horizon 4 220−230
+0%
220−230
+0%
Hitman 3 54
+0%
54
+0%
Horizon Zero Dawn 102
+0%
102
+0%
Metro Exodus 97
+0%
97
+0%
Shadow of the Tomb Raider 101
+0%
101
+0%
The Witcher 3: Wild Hunt 55−60
+0%
55−60
+0%
Watch Dogs: Legion 190−200
+0%
190−200
+0%

1440p
Epic Preset

Red Dead Redemption 2 65−70
+0%
65−70
+0%

4K
High Preset

Battlefield 5 35−40
+0%
35−40
+0%
Far Cry New Dawn 30−35
+0%
30−35
+0%
Hitman 3 36
+0%
36
+0%
Horizon Zero Dawn 180−190
+0%
180−190
+0%
Metro Exodus 50−55
+0%
50−55
+0%
The Witcher 3: Wild Hunt 44
+0%
44
+0%

4K
Ultra Preset

Assassin's Creed Odyssey 27−30
+0%
27−30
+0%
Assassin's Creed Valhalla 24
+0%
24
+0%
Call of Duty: Modern Warfare 24−27
+0%
24−27
+0%
Cyberpunk 2077 14
+0%
14
+0%
Far Cry 5 21−24
+0%
21−24
+0%
Forza Horizon 4 50−55
+0%
50−55
+0%
Shadow of the Tomb Raider 53
+0%
53
+0%
Watch Dogs: Legion 21
+0%
21
+0%

4K
Epic Preset

Red Dead Redemption 2 35−40
+0%
35−40
+0%

This is how GT 640M Mac Edition and RX 6600 compete in popular games:

  • RX 6600 is 5550% faster in 1080p
  • RX 6600 is 5600% faster in 1440p

All in all, in popular games:

  • there's a draw in 72 tests (100%)

Pros & cons summary

Performance score 1.04 39.31
Recency 3 February 2013 13 October 2021
Maximum RAM amount 512 MB 8 GB
Chip lithography 28 nm 7 nm
Power consumption (TDP) 32 Watt 132 Watt

GT 640M Mac Edition has 312.5% lower power consumption.

RX 6600, on the other hand, has a 3679.8% higher aggregate performance score, an age advantage of 8 years, a 1500% higher maximum VRAM amount, and a 300% more advanced lithography process.

The Radeon RX 6600 is our recommended choice as it beats the GeForce GT 640M Mac Edition in performance tests.

Be aware that GeForce GT 640M Mac Edition is a notebook card while Radeon RX 6600 is a desktop 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.

NVIDIA GeForce GT 640M Mac Edition
GeForce GT 640M Mac Edition
AMD Radeon RX 6600
Radeon RX 6600
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Comparisons with similar GPUs

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

GT 640M Mac Edition GeForce GT 640M Mac Edition
vs
ATI Mobility HD 4650 Mobility Radeon HD 4650
RX 6600 Radeon RX 6600
vs
RTX 3060 8 GB GeForce RTX 3060 8 GB
GT 640M Mac Edition GeForce GT 640M Mac Edition
vs
GeForce 810M GeForce 810M
Quadro P1000 Quadro P1000
vs
ATI Mobility HD 5670 Mac Edition Mobility Radeon HD 5670 Mac Edition
FirePro W7000 FirePro W7000
vs
GTX 1660 GeForce GTX 1660
FirePro D500 FirePro D500
vs
GeForce MX250 GeForce MX250
FirePro W5100 FirePro W5100
vs
RTX A1000 Mobile RTX A1000 Mobile
GT 1030 GeForce GT 1030
vs
HD 7350M Radeon HD 7350M
GTX 660M Mac Edition GeForce GTX 660M Mac Edition
vs
Radeon 610M Radeon 610M
GT 750M Mac Edition GeForce GT 750M Mac Edition
vs
UHD Graphics UHD Graphics
GTX 860M OEM GeForce GTX 860M OEM
vs
Quadro P620 Quadro P620
M2000M Quadro M2000M
vs
UHD Graphics Xe G4 48EUs UHD Graphics Xe G4 48EUs
M2000M Quadro M2000M
vs
RTX 4090 Max-Q GeForce RTX 4090 Max-Q

Community ratings

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

3.1 9 votes

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

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4.3 9743 votes

Rate Radeon RX 6600 on a scale of 1 to 5:

  • 1
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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.