ATI Radeon HD 2900 XT vs ATI HD 4890

VS

Aggregate performance score

We've compared Radeon HD 4890 and Radeon HD 2900 XT, covering specs and all relevant benchmarks.

ATI HD 4890
2009
1 GB GDDR5, 190 Watt
3.91
+129%

ATI HD 4890 outperforms ATI HD 2900 XT by a whopping 129% based on our aggregate benchmark results.

Primary details

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

Place in the ranking694924
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.390.04
Power efficiency1.430.55
ArchitectureTeraScale (2005−2013)TeraScale (2005−2013)
GPU code nameRV790R600
Market segmentDesktopDesktop
Release date2 April 2009 (15 years ago)14 May 2007 (17 years ago)
Launch price (MSRP)$249 $399

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

ATI HD 4890 has 875% better value for money than ATI HD 2900 XT.

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 cores800320
Core clock speed850 MHz743 MHz
Number of transistors959 million720 million
Manufacturing process technology55 nm80 nm
Power consumption (TDP)190 Watt215 Watt
Texture fill rate34.0011.89
Floating-point processing power1.36 TFLOPS0.4755 TFLOPS
ROPs1616
TMUs4016

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 2.0 x16PCIe 1.0 x16
Length241 mm241 mm
Width2-slot2-slot
Supplementary power connectors2x 6-pin1x 6-pin + 1x 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 typeGDDR5GDDR3
Maximum RAM amount1 GB512 MB
Memory bus width256 Bit512 Bit
Memory clock speed975 MHz828 MHz
Memory bandwidth124.8 GB/s106.0 GB/s

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-Video2x DVI, 1x S-Video

API compatibility

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

DirectX10.1 (10_1)10.0 (10_0)
Shader Model4.14.0
OpenGL3.33.3
OpenCL1.1N/A
VulkanN/AN/A

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 4890 3.91
+129%
ATI HD 2900 XT 1.71

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 4890 1507
+129%
ATI HD 2900 XT 659

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Pros & cons summary


Performance score 3.91 1.71
Recency 2 April 2009 14 May 2007
Maximum RAM amount 1 GB 512 MB
Chip lithography 55 nm 80 nm
Power consumption (TDP) 190 Watt 215 Watt

ATI HD 4890 has a 128.7% higher aggregate performance score, an age advantage of 1 year, a 100% higher maximum VRAM amount, a 45.5% more advanced lithography process, and 13.2% lower power consumption.

The Radeon HD 4890 is our recommended choice as it beats the Radeon HD 2900 XT in performance tests.


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.


ATI Radeon HD 4890
Radeon HD 4890
ATI Radeon HD 2900 XT
Radeon HD 2900 XT

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.


4.1 85 votes

Rate Radeon HD 4890 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.8 64 votes

Rate Radeon HD 2900 XT on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 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.