NVIDIA GeForce 8800 GTS 320 vs ATI Radeon HD 3750

VS

NVIDIA GeForce 8800 GTS 320

ATI Radeon HD 3750

We compared two Desktop platform GPUs: 320MB VRAM GeForce 8800 GTS 320 and 512MB VRAM Radeon HD 3750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8800 GTS 320 's Advantages

Larger VRAM bandwidth (63.36GB/s vs 22.18GB/s)

ATI Radeon HD 3750 's Advantages

Released 1 years and 7 months late

More VRAM (512GB vs 320GB)

24 additional rendering cores

Lower TDP (65W vs 143W)

Score

Benchmark

FP32 (float)

GeForce 8800 GTS 320 +19%

0.228 TFLOPS

Radeon HD 3750

0.191 TFLOPS

GeForce 8800 GTS 320

VS

Radeon HD 3750

Graphics Card

Feb 2007

Release Date

Sep 2008

GeForce 8

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

792 MHz

Memory Clock

693 MHz

Memory

320MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

320bit

Memory Bus

128bit

63.36GB/s

Bandwidth

22.18GB/s

Render Config

-

Compute Units

3

12

SM Count

-

96

Shading Units

120

24

TMUs

8

20

ROPs

4

-

80 KB

L2 Cache

128 KB

-

Theoretical Performance

10.26 GPixel/s

Pixel Rate

3.184 GPixel/s

24.62 GTexel/s

Texture Rate

6.368 GTexel/s

-

228.1 GFLOPS

FP32 (float)

191.0 GFLOPS

-

Board Design

143W

TDP

65W

300 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

G80

GPU Name

RV635

G80-100-K0-A2

GPU Variant

RV635 PRO (215-0682008)

Tesla

Architecture

TeraScale

TSMC

Foundry

TSMC

90 nm

Process Size

55 nm

0.681 billion

Transistors

0.378 billion

484 mm²

Die Size

135 mm²

Graphics Features

11.1 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1 (1.0)

OpenCL

N/A

Vulkan

N/A

1.0

CUDA

-

4.0

Shader Model

4.1

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