ATI Radeon HD 2900 XTX vs NVIDIA GeForce GTX 260 Core 216

VS

ATI Radeon HD 2900 XTX

NVIDIA GeForce GTX 260 Core 216

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 XTX and 896MB VRAM GeForce GTX 260 Core 216 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 XTX 's Advantages

104 additional rendering cores

NVIDIA GeForce GTX 260 Core 216 's Advantages

More VRAM (896GB vs 512GB)

Larger VRAM bandwidth (111.9GB/s vs 106.0GB/s)

Lower TDP (182W vs 240W)

Score

Benchmark

FP32 (float)

Radeon HD 2900 XTX

0.476 TFLOPS

GeForce GTX 260 Core 216 +12%

0.536 TFLOPS

Radeon HD 2900 XTX

VS

GeForce GTX 260 Core 216

Graphics Card

Unknown

Release Date

Sep 2008

Radeon R600

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

828 MHz

Memory Clock

999 MHz

Memory

512MB

Memory Size

896MB

GDDR3

Memory Type

GDDR3

512bit

Memory Bus

448bit

106.0GB/s

Bandwidth

111.9GB/s

Render Config

4

Compute Units

-

SM Count

27

320

Shading Units

216

16

TMUs

72

16

ROPs

28

-

256 KB

L2 Cache

224 KB

-

Theoretical Performance

11.89 GPixel/s

Pixel Rate

16.13 GPixel/s

11.89 GTexel/s

Texture Rate

41.47 GTexel/s

-

475.5 GFLOPS

FP32 (float)

536.5 GFLOPS

-

FP64 (double)

67.07 GFLOPS

Board Design

240W

TDP

182W

550 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 Processor

R600

GPU Name

GT200

R600 XTX A11 (215RGMDKA11FG)

GPU Variant

G200-103-A2

TeraScale

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

80 nm

Process Size

65 nm

0.72 billion

Transistors

1.4 billion

420 mm²

Die Size

576 mm²

Graphics Features

10.0 (10_0)

DirectX

11.1 (10_0)

3.3 (full) 4.0 (partial)

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.3

4.0

Shader Model

4.0

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