AMD Radeon HD 7770 GHz Edition vs NVIDIA GeForce GTX 465

VS

AMD Radeon HD 7770 GHz Edition

NVIDIA GeForce GTX 465

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7770 GHz Edition and 1024MB VRAM GeForce GTX 465 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7770 GHz Edition 's Advantages

Released 1 years and 9 months late

288 additional rendering cores

Lower TDP (80W vs 200W)

NVIDIA GeForce GTX 465 's Advantages

Larger VRAM bandwidth (102.7GB/s vs 72.00GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7770 GHz Edition +49%

1.28 TFLOPS

GeForce GTX 465

0.855 TFLOPS

Radeon HD 7770 GHz Edition

VS

GeForce GTX 465

Graphics Card

Feb 2012

Release Date

May 2010

Southern Islands

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1125 MHz

Memory Clock

802 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

72.00GB/s

Bandwidth

102.7GB/s

Render Config

10

Compute Units

-

SM Count

11

640

Shading Units

352

40

TMUs

44

16

ROPs

32

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

16.00 GPixel/s

Pixel Rate

13.38 GPixel/s

40.00 GTexel/s

Texture Rate

26.75 GTexel/s

-

1280 GFLOPS

FP32 (float)

855.4 GFLOPS

80.00 GFLOPS

FP64 (double)

106.9 GFLOPS

Board Design

80W

TDP

200W

250 W

Suggested PSU

550 W

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

Outputs

2x DVI 1x mini-HDMI 1.3a

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Cape Verde

GPU Name

GF100

Cape Verde XT

GPU Variant

GF100-030-A3

GCN 1.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.5 billion

Transistors

3.1 billion

123 mm²

Die Size

529 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.0

5.1

Shader Model

5.1

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