NVIDIA GeForce GTS 250 vs ATI Radeon HD 2900 XTX

VS

NVIDIA GeForce GTS 250

ATI Radeon HD 2900 XTX

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 250 and 512MB VRAM Radeon HD 2900 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 250 's Advantages

More VRAM (1024GB vs 512GB)

Lower TDP (150W vs 240W)

ATI Radeon HD 2900 XTX 's Advantages

Larger VRAM bandwidth (106.0GB/s vs 64.00GB/s)

192 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTS 250

0.387 TFLOPS

Radeon HD 2900 XTX +22%

0.476 TFLOPS

GeForce GTS 250

VS

Radeon HD 2900 XTX

Graphics Card

Mar 2009

Release Date

Unknown

GeForce 200

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

828 MHz

Memory

1024MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

256bit

Memory Bus

512bit

64.00GB/s

Bandwidth

106.0GB/s

Render Config

-

Compute Units

4

16

SM Count

-

128

Shading Units

320

64

TMUs

16

ROPs

16

-

64 KB

L2 Cache

256 KB

-

Theoretical Performance

11.23 GPixel/s

Pixel Rate

11.89 GPixel/s

44.93 GTexel/s

Texture Rate

11.89 GTexel/s

-

387.1 GFLOPS

FP32 (float)

475.5 GFLOPS

-

Board Design

150W

TDP

240W

450 W

Suggested PSU

550 W

2x DVI

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

G92B

GPU Name

R600

G92-428-B1

GPU Variant

R600 XTX A11 (215RGMDKA11FG)

Tesla

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

80 nm

0.754 billion

Transistors

0.72 billion

260 mm²

Die Size

420 mm²

Graphics Features

11.1 (10_0)

DirectX

10.0 (10_0)

3.3

OpenGL

3.3 (full) 4.0 (partial)

1.1

OpenCL

N/A

Vulkan

N/A

1.1

CUDA

-

4.0

Shader Model

4.0

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