ATI Radeon HD 4890 vs NVIDIA GeForce GTX 260

VS

ATI Radeon HD 4890 NVIDIA GeForce GTX 260

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4890 and 896MB VRAM GeForce GTX 260 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4890 's Advantages

Released 10 months late

More VRAM (1024GB vs 896GB)

Larger VRAM bandwidth (124.8GB/s vs 111.9GB/s)

608 additional rendering cores

NVIDIA GeForce GTX 260 's Advantages

Lower TDP (182W vs 190W)

Score

Benchmark

FP32 (float)

Radeon HD 4890 +185%

1.36 TFLOPS

GeForce GTX 260

0.477 TFLOPS

Radeon HD 4890

VS

GeForce GTX 260

Graphics Card

Apr 2009

Release Date

Jun 2008

Radeon R700

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

975 MHz

Memory Clock

999 MHz

Memory

1024MB

Memory Size

896MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

448bit

124.8GB/s

Bandwidth

111.9GB/s

Render Config

-

SM Count

24

10

Compute Units

-

800

Shading Units

192

40

TMUs

64

16

ROPs

28

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

224 KB

Theoretical Performance

13.60 GPixel/s

Pixel Rate

16.13 GPixel/s

34.00 GTexel/s

Texture Rate

36.86 GTexel/s

-

FP16 (half)

-

1360 GFLOPS

FP32 (float)

476.9 GFLOPS

272.0 GFLOPS

FP64 (double)

59.62 GFLOPS

Graphics Processor

RV790

GPU Name

GT200

RV790 XT (215-0758016)

GPU Variant

G200-100-A2

TeraScale

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

65 nm

0.959 billion

Transistors

1.4 billion

282 mm²

Die Size

576 mm²

Board Design

190W

TDP

182W

450 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

2x 6-pin

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_0)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.3

4.1

Shader Model

4.0

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