NVIDIA GeForce GTX 280 vs AMD Radeon HD 7770 GHz Edition

VS

NVIDIA GeForce GTX 280

AMD Radeon HD 7770 GHz Edition

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 280 and 1024MB VRAM Radeon HD 7770 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 280 's Advantages

Larger VRAM bandwidth (141.7GB/s vs 72.00GB/s)

AMD Radeon HD 7770 GHz Edition 's Advantages

Released 3 years and 8 months late

400 additional rendering cores

Lower TDP (80W vs 236W)

Score

Benchmark

FP32 (float)

GeForce GTX 280

0.622 TFLOPS

Radeon HD 7770 GHz Edition +105%

1.28 TFLOPS

GeForce GTX 280

VS

Radeon HD 7770 GHz Edition

Graphics Card

Jun 2008

Release Date

Feb 2012

GeForce 200

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1107 MHz

Memory Clock

1125 MHz

Memory

1024MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

512bit

Memory Bus

128bit

141.7GB/s

Bandwidth

72.00GB/s

Render Config

-

Compute Units

10

30

SM Count

-

240

Shading Units

640

80

TMUs

40

32

ROPs

16

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

19.26 GPixel/s

Pixel Rate

16.00 GPixel/s

48.16 GTexel/s

Texture Rate

40.00 GTexel/s

-

622.1 GFLOPS

FP32 (float)

1280 GFLOPS

77.76 GFLOPS

FP64 (double)

80.00 GFLOPS

Board Design

236W

TDP

80W

550 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

GT200

GPU Name

Cape Verde

G200-300-A2

GPU Variant

Cape Verde XT

Tesla 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

1.4 billion

Transistors

1.5 billion

576 mm²

Die Size

123 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

1.3

CUDA

-

4.0

Shader Model

5.1

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