NVIDIA GeForce GTX 275 vs ATI Radeon HD 5850

VS

NVIDIA GeForce GTX 275

ATI Radeon HD 5850

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 275 and 1024MB VRAM Radeon HD 5850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5850 's Advantages

Released 8 months late

More VRAM (1024GB vs 896GB)

Larger VRAM bandwidth (128.0GB/s vs 127.0GB/s)

1200 additional rendering cores

Lower TDP (151W vs 219W)

Score

Benchmark

FP32 (float)

GeForce GTX 275

0.674 TFLOPS

Radeon HD 5850 +209%

2.088 TFLOPS

GeForce GTX 275

VS

Radeon HD 5850

Graphics Card

Jan 2009

Release Date

Sep 2009

GeForce 200

Generation

Evergreen

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1134 MHz

Memory Clock

1000 MHz

Memory

896MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

448bit

Memory Bus

256bit

127.0GB/s

Bandwidth

128.0GB/s

Render Config

-

Compute Units

18

30

SM Count

-

240

Shading Units

1440

80

TMUs

72

28

ROPs

32

-

L1 Cache

8 KB (per CU)

224 KB

L2 Cache

512 KB

-

Theoretical Performance

17.72 GPixel/s

Pixel Rate

23.20 GPixel/s

50.64 GTexel/s

Texture Rate

52.20 GTexel/s

-

673.9 GFLOPS

FP32 (float)

2.088 TFLOPS

84.24 GFLOPS

FP64 (double)

417.6 GFLOPS

Board Design

219W

TDP

151W

550 W

Suggested PSU

450 W

2x DVI

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

2x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

GT200B

GPU Name

Cypress

G200-105-B3

GPU Variant

Cypress PRO (215-0735043)

Tesla 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

1.4 billion

Transistors

2.154 billion

470 mm²

Die Size

334 mm²

Graphics Features

11.1 (10_0)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

1.3

CUDA

-

4.0

Shader Model

5.0

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