GeForce GTS 450 vs Radeon HD 4850 X2

VS

NVIDIA GeForce GTS 450

ATI Radeon HD 4850 X2

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 and 512MB VRAM Radeon HD 4850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

GeForce GTS 450 Advantages

Released 1 years and 10 months late

More VRAM (1024GB vs 512GB)

Lower TDP (106W vs 250W)

Radeon HD 4850 X2 Advantages

Larger VRAM bandwidth (63.68GB/s vs 57.73GB/s)

608 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTS 450

601

Radeon HD 4850 X2 +66%

1000

GeForce GTS 450

VS

Radeon HD 4850 X2

Graphics Card

Sep 2010

Release Date

Nov 2008

GeForce 400

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

902 MHz

Memory Clock

995 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

57.73GB/s

Bandwidth

63.68GB/s

Render Config

-

Compute Units

10

4

SM Count

-

192

Shading Units

800

32

TMUs

40

16

ROPs

16

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

6.264 GPixel/s

Pixel Rate

10.00 GPixel/s

25.06 GTexel/s

Texture Rate

25.00 GTexel/s

601.3 GFLOPS

FP32 (float)

1000 GFLOPS

50.11 GFLOPS

FP64 (double)

200.0 GFLOPS

Board Design

106W

TDP

250W

300 W

Suggested PSU

600 W

2x DVI
1x mini-HDMI 1.3a

Outputs

4x DVI
1x S-Video

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GF106

GPU Name

R700

GF106-250-KA-A1

GPU Variant

R700 PRO

(215-0669065)

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.17 billion

Transistors

0.956 billion

238 mm²

Die Size

256 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

4.1

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