Radeon RX 640 vs RX 580 2048SP

VS

Aggregate performance score

We've compared Radeon RX 580 2048SP with Radeon RX 640, including specs and performance data.

RX 580 2048SP
2018
8 GB GDDR5, 150 Watt
19.93
+275%

RX 580 2048SP outperforms RX 640 by a whopping 275% based on our aggregate benchmark results.

Primary details

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

Place in the ranking276616
Place by popularity52not in top-100
Power efficiency9.117.29
ArchitectureGCN 4.0 (2016−2020)GCN 4.0 (2016−2020)
GPU code namePolaris 20Polaris 23
Market segmentDesktopLaptop
Release date15 October 2018 (6 years ago)13 May 2019 (5 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 cores2048640
Core clock speed1168 MHz1082 MHz
Boost clock speed1284 MHz1218 MHz
Number of transistors5,700 million2,200 million
Manufacturing process technology14 nm14 nm
Power consumption (TDP)150 Watt50 Watt
Texture fill rate164.448.72
Floating-point processing power5.259 TFLOPS1.559 TFLOPS
ROPs3216
TMUs12840

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 3.0 x8
Length241 mmno data
Width2-slotno data
Supplementary power connectors1x 8-pinNone

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 amount8 GB2 GB
Memory bus width256 Bit64 Bit
Memory clock speed1750 MHz1500 MHz
Memory bandwidth224.0 GB/s48 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 Connectors1x DVI, 1x HDMI, 3x DisplayPortNo outputs
HDMI+-

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 (12_0)
Shader Model6.46.4
OpenGL4.64.6
OpenCL2.02.0
Vulkan1.2.1311.2.131

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

RX 580 2048SP 19.93
+275%
RX 640 5.32

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

RX 580 2048SP 7681
+275%
RX 640 2049

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 HD100−110
+270%
27
−270%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 9−10
+0%
9−10
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 20
+0%
20
+0%
Assassin's Creed Valhalla 5−6
+0%
5−6
+0%
Battlefield 5 12−14
+0%
12−14
+0%
Call of Duty: Modern Warfare 10−12
+0%
10−12
+0%
Cyberpunk 2077 9−10
+0%
9−10
+0%
Far Cry 5 10−12
+0%
10−12
+0%
Far Cry New Dawn 14−16
+0%
14−16
+0%
Forza Horizon 4 30−35
+0%
30−35
+0%
Hitman 3 10−12
+0%
10−12
+0%
Horizon Zero Dawn 30−35
+0%
30−35
+0%
Metro Exodus 27
+0%
27
+0%
Red Dead Redemption 2 26
+0%
26
+0%
Shadow of the Tomb Raider 18−20
+0%
18−20
+0%
Watch Dogs: Legion 45−50
+0%
45−50
+0%

Full HD
High Preset

Assassin's Creed Odyssey 14−16
+0%
14−16
+0%
Assassin's Creed Valhalla 5−6
+0%
5−6
+0%
Battlefield 5 12−14
+0%
12−14
+0%
Call of Duty: Modern Warfare 10−12
+0%
10−12
+0%
Cyberpunk 2077 9−10
+0%
9−10
+0%
Far Cry 5 10−12
+0%
10−12
+0%
Far Cry New Dawn 14−16
+0%
14−16
+0%
Forza Horizon 4 30−35
+0%
30−35
+0%
Hitman 3 10−12
+0%
10−12
+0%
Horizon Zero Dawn 30−35
+0%
30−35
+0%
Metro Exodus 10
+0%
10
+0%
Red Dead Redemption 2 14−16
+0%
14−16
+0%
Shadow of the Tomb Raider 18−20
+0%
18−20
+0%
The Witcher 3: Wild Hunt 18−20
+0%
18−20
+0%
Watch Dogs: Legion 45−50
+0%
45−50
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 14−16
+0%
14−16
+0%
Assassin's Creed Valhalla 5−6
+0%
5−6
+0%
Call of Duty: Modern Warfare 10−12
+0%
10−12
+0%
Cyberpunk 2077 9−10
+0%
9−10
+0%
Far Cry 5 10−12
+0%
10−12
+0%
Forza Horizon 4 30−35
+0%
30−35
+0%
Hitman 3 10−12
+0%
10−12
+0%
Horizon Zero Dawn 30−35
+0%
30−35
+0%
Shadow of the Tomb Raider 18−20
+0%
18−20
+0%
The Witcher 3: Wild Hunt 11
+0%
11
+0%
Watch Dogs: Legion 45−50
+0%
45−50
+0%

Full HD
Epic Preset

Red Dead Redemption 2 14−16
+0%
14−16
+0%

1440p
High Preset

Battlefield 5 10−11
+0%
10−11
+0%
Far Cry New Dawn 8−9
+0%
8−9
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 5−6
+0%
5−6
+0%
Assassin's Creed Valhalla 0−1 0−1
Call of Duty: Modern Warfare 4−5
+0%
4−5
+0%
Cyberpunk 2077 2−3
+0%
2−3
+0%
Far Cry 5 6−7
+0%
6−7
+0%
Forza Horizon 4 12−14
+0%
12−14
+0%
Hitman 3 9−10
+0%
9−10
+0%
Horizon Zero Dawn 10−12
+0%
10−12
+0%
Metro Exodus 3−4
+0%
3−4
+0%
The Witcher 3: Wild Hunt 4−5
+0%
4−5
+0%
Watch Dogs: Legion 30−35
+0%
30−35
+0%

1440p
Epic Preset

Red Dead Redemption 2 9−10
+0%
9−10
+0%

4K
High Preset

Battlefield 5 4−5
+0%
4−5
+0%
Far Cry New Dawn 3−4
+0%
3−4
+0%
Hitman 3 1−2
+0%
1−2
+0%
Horizon Zero Dawn 8−9
+0%
8−9
+0%
Metro Exodus 2−3
+0%
2−3
+0%
The Witcher 3: Wild Hunt 1−2
+0%
1−2
+0%

4K
Ultra Preset

Assassin's Creed Odyssey 3−4
+0%
3−4
+0%
Assassin's Creed Valhalla 2−3
+0%
2−3
+0%
Call of Duty: Modern Warfare 2−3
+0%
2−3
+0%
Cyberpunk 2077 0−1 0−1
Far Cry 5 3−4
+0%
3−4
+0%
Forza Horizon 4 4−5
+0%
4−5
+0%
Watch Dogs: Legion 1−2
+0%
1−2
+0%

4K
Epic Preset

Red Dead Redemption 2 6−7
+0%
6−7
+0%

This is how RX 580 2048SP and RX 640 compete in popular games:

  • RX 580 2048SP is 270% faster in 1080p

All in all, in popular games:

  • there's a draw in 68 tests (100%)

Pros & cons summary


Performance score 19.93 5.32
Recency 15 October 2018 13 May 2019
Maximum RAM amount 8 GB 2 GB
Power consumption (TDP) 150 Watt 50 Watt

RX 580 2048SP has a 274.6% higher aggregate performance score, and a 300% higher maximum VRAM amount.

RX 640, on the other hand, has an age advantage of 6 months, and 200% lower power consumption.

The Radeon RX 580 2048SP is our recommended choice as it beats the Radeon RX 640 in performance tests.

Be aware that Radeon RX 580 2048SP is a desktop card while Radeon RX 640 is a notebook 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

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AMD Radeon RX 580 2048SP
Radeon RX 580 2048SP
AMD Radeon RX 640
Radeon RX 640

Comparisons with similar GPUs

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.


4.2 3166 votes

Rate Radeon RX 580 2048SP on a scale of 1 to 5:

  • 1
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  • 5
3.2 256 votes

Rate Radeon RX 640 on a scale of 1 to 5:

  • 1
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  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.