ATI Radeon HD 3750 vs NVIDIA GeForce GTX 275

VS

ATI Radeon HD 3750

NVIDIA GeForce GTX 275

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3750 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 3750 's Advantages

Lower TDP (65W vs 219W)

NVIDIA GeForce GTX 275 's Advantages

More VRAM (896GB vs 512GB)

Larger VRAM bandwidth (127.0GB/s vs 22.18GB/s)

120 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3750

0.191 TFLOPS

GeForce GTX 275 +252%

0.674 TFLOPS

Radeon HD 3750

VS

GeForce GTX 275

Graphics Card

Sep 2008

Release Date

Jan 2009

Radeon R600

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

693 MHz

Memory Clock

1134 MHz

Memory

512MB

Memory Size

896MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

448bit

22.18GB/s

Bandwidth

127.0GB/s

Render Config

3

Compute Units

-

SM Count

30

120

Shading Units

240

8

TMUs

80

4

ROPs

28

-

128 KB

L2 Cache

224 KB

-

Theoretical Performance

3.184 GPixel/s

Pixel Rate

17.72 GPixel/s

6.368 GTexel/s

Texture Rate

50.64 GTexel/s

-

191.0 GFLOPS

FP32 (float)

673.9 GFLOPS

-

FP64 (double)

84.24 GFLOPS

Board Design

65W

TDP

219W

250 W

Suggested PSU

550 W

2x DVI 1x S-Video

Outputs

2x DVI

None

Power Connectors

2x 6-pin

Graphics Processor

RV635

GPU Name

GT200B

RV635 PRO (215-0682008)

GPU Variant

G200-105-B3

TeraScale

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.378 billion

Transistors

1.4 billion

135 mm²

Die Size

470 mm²

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_0)

3.3

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.3

4.1

Shader Model

4.0

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