Radeon RX 640 vs ATI HD 2900 XT

Aggregate performance score

We've compared Radeon HD 2900 XT with Radeon RX 640, including specs and performance data.

ATI HD 2900 XT
2007
512 MB GDDR3, 215 Watt
1.71

RX 640 outperforms ATI HD 2900 XT by a whopping 214% based on our aggregate benchmark results.

Primary details

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

Place in the ranking932615
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.05no data
Power efficiency0.557.41
ArchitectureTeraScale (2005−2013)GCN 4.0 (2016−2020)
GPU code nameR600Polaris 23
Market segmentDesktopLaptop
Release date14 May 2007 (17 years ago)13 May 2019 (5 years ago)
Launch price (MSRP)$399 no data

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 cores320640
Core clock speed743 MHz1082 MHz
Boost clock speedno data1218 MHz
Number of transistors720 million2,200 million
Manufacturing process technology80 nm14 nm
Power consumption (TDP)215 Watt50 Watt
Texture fill rate11.8948.72
Floating-point processing power0.4755 TFLOPS1.559 TFLOPS
ROPs1616
TMUs1640

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 1.0 x16PCIe 3.0 x8
Length241 mmno data
Width2-slotno data
Supplementary power connectors1x 6-pin + 1x 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 typeGDDR3GDDR5
Maximum RAM amount512 MB2 GB
Memory bus width512 Bit64 Bit
Memory clock speed828 MHz1500 MHz
Memory bandwidth106.0 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 Connectors2x DVI, 1x S-VideoNo 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.

DirectX10.0 (10_0)12 (12_0)
Shader Model4.06.4
OpenGL3.34.6
OpenCLN/A2.0
VulkanN/A1.2.131

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.

ATI HD 2900 XT 1.71
RX 640 5.37
+214%

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.

ATI HD 2900 XT 659
RX 640 2065
+213%

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 HD8−9
−225%
26
+225%

Cost per frame, $

1080p49.88no data

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2 12−14
+0%
12−14
+0%
Cyberpunk 2077 10−12
+0%
10−12
+0%
Elden Ring 12−14
+0%
12−14
+0%

Full HD
Medium Preset

Battlefield 5 16−18
+0%
16−18
+0%
Counter-Strike 2 12−14
+0%
12−14
+0%
Cyberpunk 2077 10−12
+0%
10−12
+0%
Forza Horizon 4 21−24
+0%
21−24
+0%
Metro Exodus 17
+0%
17
+0%
Red Dead Redemption 2 26
+0%
26
+0%
Valorant 14−16
+0%
14−16
+0%

Full HD
High Preset

Battlefield 5 16−18
+0%
16−18
+0%
Counter-Strike 2 12−14
+0%
12−14
+0%
Cyberpunk 2077 10−12
+0%
10−12
+0%
Dota 2 18
+0%
18
+0%
Elden Ring 12−14
+0%
12−14
+0%
Far Cry 5 30
+0%
30
+0%
Fortnite 30−35
+0%
30−35
+0%
Forza Horizon 4 21−24
+0%
21−24
+0%
Grand Theft Auto V 18−20
+0%
18−20
+0%
Metro Exodus 12−14
+0%
12−14
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 45−50
+0%
45−50
+0%
Red Dead Redemption 2 16−18
+0%
16−18
+0%
The Witcher 3: Wild Hunt 16−18
+0%
16−18
+0%
Valorant 14−16
+0%
14−16
+0%
World of Tanks 85−90
+0%
85−90
+0%

Full HD
Ultra Preset

Battlefield 5 16−18
+0%
16−18
+0%
Counter-Strike 2 12−14
+0%
12−14
+0%
Cyberpunk 2077 10−12
+0%
10−12
+0%
Dota 2 49
+0%
49
+0%
Far Cry 5 24−27
+0%
24−27
+0%
Forza Horizon 4 21−24
+0%
21−24
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 45−50
+0%
45−50
+0%
Valorant 14−16
+0%
14−16
+0%

1440p
High Preset

Dota 2 4−5
+0%
4−5
+0%
Elden Ring 6−7
+0%
6−7
+0%
Grand Theft Auto V 5−6
+0%
5−6
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 30−35
+0%
30−35
+0%
Red Dead Redemption 2 4−5
+0%
4−5
+0%
World of Tanks 35−40
+0%
35−40
+0%

1440p
Ultra Preset

Battlefield 5 8−9
+0%
8−9
+0%
Counter-Strike 2 9−10
+0%
9−10
+0%
Cyberpunk 2077 4−5
+0%
4−5
+0%
Far Cry 5 10−12
+0%
10−12
+0%
Forza Horizon 4 8−9
+0%
8−9
+0%
Metro Exodus 5−6
+0%
5−6
+0%
The Witcher 3: Wild Hunt 6−7
+0%
6−7
+0%
Valorant 14−16
+0%
14−16
+0%

4K
High Preset

Dota 2 16−18
+0%
16−18
+0%
Elden Ring 3−4
+0%
3−4
+0%
Grand Theft Auto V 16−18
+0%
16−18
+0%
Metro Exodus 1−2
+0%
1−2
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 14−16
+0%
14−16
+0%
Red Dead Redemption 2 3−4
+0%
3−4
+0%
The Witcher 3: Wild Hunt 16−18
+0%
16−18
+0%

4K
Ultra Preset

Battlefield 5 4−5
+0%
4−5
+0%
Cyberpunk 2077 2−3
+0%
2−3
+0%
Dota 2 16−18
+0%
16−18
+0%
Far Cry 5 6−7
+0%
6−7
+0%
Fortnite 5−6
+0%
5−6
+0%
Forza Horizon 4 4−5
+0%
4−5
+0%
Valorant 5−6
+0%
5−6
+0%

This is how ATI HD 2900 XT and RX 640 compete in popular games:

  • RX 640 is 225% faster in 1080p

All in all, in popular games:

  • there's a draw in 61 test (100%)

Pros & cons summary


Performance score 1.71 5.37
Recency 14 May 2007 13 May 2019
Maximum RAM amount 512 MB 2 GB
Chip lithography 80 nm 14 nm
Power consumption (TDP) 215 Watt 50 Watt

RX 640 has a 214% higher aggregate performance score, an age advantage of 11 years, a 300% higher maximum VRAM amount, a 471.4% more advanced lithography process, and 330% lower power consumption.

The Radeon RX 640 is our recommended choice as it beats the Radeon HD 2900 XT in performance tests.

Be aware that Radeon HD 2900 XT 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.

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ATI Radeon HD 2900 XT
Radeon HD 2900 XT
AMD Radeon RX 640
Radeon RX 640

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Community ratings

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


3.8 64 votes

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3.2 260 votes

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Questions & comments

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