ATI Radeon HD 5950 vs ATI Radeon HD 4890

VS

We compared two Desktop platform GPUs: 1024MB VRAM ATI Radeon HD 5950 and 1024MB VRAM Radeon HD 4890 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5950 's Advantages

Larger VRAM bandwidth (128.0GB/s vs 124.8GB/s)

640 additional rendering cores

ATI Radeon HD 4890 's Advantages

Lower TDP (190W vs 302W)

Score

Benchmark

FP32 (float)

ATI Radeon HD 5950 +53%

2.088 TFLOPS

Radeon HD 4890

1.36 TFLOPS

ATI Radeon HD 5950

VS

Radeon HD 4890

Graphics Card

Unknown

Release Date

Apr 2009

Evergreen

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

975 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

128.0GB/s

Bandwidth

124.8GB/s

Render Config

-

SM Count

-

18

Compute Units

10

1440

Shading Units

800

72

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

23.20 GPixel/s

Pixel Rate

13.60 GPixel/s

52.20 GTexel/s

Texture Rate

34.00 GTexel/s

-

FP16 (half)

-

2.088 TFLOPS

FP32 (float)

1360 GFLOPS

-

FP64 (double)

272.0 GFLOPS

Graphics Processor

Hemlock

GPU Name

RV790

Hemlock PRO

GPU Variant

RV790 XT (215-0758016)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

2.154 billion

Transistors

0.959 billion

334 mm²

Die Size

282 mm²

Board Design

302W

TDP

190W

700 W

Suggested PSU

450 W

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

4.1

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