ATI Radeon HD 4670 vs NVIDIA GeForce GTX 275

VS

ATI Radeon HD 4670

NVIDIA GeForce GTX 275

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4670 and 896MB VRAM GeForce GTX 275 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4670 's Advantages

80 additional rendering cores

Lower TDP (59W vs 219W)

NVIDIA GeForce GTX 275 's Advantages

More VRAM (896GB vs 512GB)

Larger VRAM bandwidth (127.0GB/s vs 32.00GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 4670

0.48 TFLOPS

GeForce GTX 275 +40%

0.674 TFLOPS

Radeon HD 4670

VS

GeForce GTX 275

Graphics Card

Sep 2008

Release Date

Jan 2009

Radeon R700

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1134 MHz

Memory

512MB

Memory Size

896MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

448bit

32.00GB/s

Bandwidth

127.0GB/s

Render Config

4

Compute Units

-

SM Count

30

320

Shading Units

240

32

TMUs

80

8

ROPs

28

-

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

224 KB

-

Theoretical Performance

6.000 GPixel/s

Pixel Rate

17.72 GPixel/s

24.00 GTexel/s

Texture Rate

50.64 GTexel/s

-

480.0 GFLOPS

FP32 (float)

673.9 GFLOPS

-

FP64 (double)

84.24 GFLOPS

Board Design

59W

TDP

219W

250 W

Suggested PSU

550 W

2x DVI 1x S-Video

Outputs

2x DVI

None

Power Connectors

2x 6-pin

Graphics Processor

RV730

GPU Name

GT200B

RV730 XT (215-0719047)

GPU Variant

G200-105-B3

TeraScale

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.514 billion

Transistors

1.4 billion

146 mm²

Die Size

470 mm²

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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