Radeon HD 6750 vs ATI HD 4890

VS

Aggregate performance score

We've compared Radeon HD 4890 and Radeon HD 6750, covering specs and all relevant benchmarks.

ATI HD 4890
2009
1 GB GDDR5, 190 Watt
3.92
+44.6%

ATI HD 4890 outperforms HD 6750 by a considerable 45% based on our aggregate benchmark results.

Primary details

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

Place in the ranking701808
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.450.15
Power efficiency1.412.16
ArchitectureTeraScale (2005−2013)TeraScale 2 (2009−2015)
GPU code nameRV790Juniper
Market segmentDesktopDesktop
Designno datareference
Release date2 April 2009 (15 years ago)21 January 2011 (13 years ago)
Launch price (MSRP)$249 $49.99

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

ATI HD 4890 has 200% better value for money than HD 6750.

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 cores800720
Core clock speed850 MHzno data
Boost clock speedno data900 MHz
Number of transistors959 million1,040 million
Manufacturing process technology55 nm40 nm
Power consumption (TDP)190 Watt86 Watt
Texture fill rate34.0025.20
Floating-point processing power1.36 TFLOPS1.008 TFLOPS
ROPs1616
TMUs4036

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).

Bus supportno dataPCIe 2.0 x16
InterfacePCIe 2.0 x16PCIe 2.0 x16
Length241 mm170 mm
Width2-slot2-slot
Supplementary power connectors2x 6-pin1x 6-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 typeGDDR5GDDR5
Maximum RAM amount1 GB2 GB
Memory bus width256 Bit128 Bit
Memory clock speed975 MHz1050 MHz
Memory bandwidth124.8 GB/s73.6 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 HDMI, 2x mini-DisplayPort
Eyefinity-+
HDMI-+

Supported technologies

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

CrossFire-+

API compatibility

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

DirectX10.1 (10_1)DirectX® 11
Shader Model4.15.0
OpenGL3.34.4
OpenCL1.11.2
VulkanN/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 3.92
+44.6%
HD 6750 2.71

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 1512
+45%
HD 6750 1043

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 3.92 2.71
Recency 2 April 2009 21 January 2011
Maximum RAM amount 1 GB 2 GB
Chip lithography 55 nm 40 nm
Power consumption (TDP) 190 Watt 86 Watt

ATI HD 4890 has a 44.6% higher aggregate performance score.

HD 6750, on the other hand, has an age advantage of 1 year, a 100% higher maximum VRAM amount, a 37.5% more advanced lithography process, and 120.9% lower power consumption.

The Radeon HD 4890 is our recommended choice as it beats the Radeon HD 6750 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
AMD Radeon HD 6750
Radeon HD 6750

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 86 votes

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3.4 286 votes

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Questions & comments

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