AMD Radeon HD 7770 GHz Edition vs NVIDIA GeForce GTX 750

VS

AMD Radeon HD 7770 GHz Edition

NVIDIA GeForce GTX 750

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7770 GHz Edition and 1024MB VRAM GeForce GTX 750 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

128 additional rendering cores

NVIDIA GeForce GTX 750 's Advantages

Released 2 years late

Boost Clock1085MHz

Larger VRAM bandwidth (80.19GB/s vs 72.00GB/s)

Lower TDP (55W vs 80W)

Score

Benchmark

FP32 (float)

Radeon HD 7770 GHz Edition +15%

1.28 TFLOPS

GeForce GTX 750

1.111 TFLOPS

Radeon HD 7770 GHz Edition

VS

GeForce GTX 750

Graphics Card

Feb 2012

Release Date

Feb 2014

Southern Islands

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1020 MHz

-

Boost Clock

1085 MHz

1125 MHz

Memory Clock

1253 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

80.19GB/s

Render Config

10

Compute Units

-

640

Shading Units

512

40

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

16.00 GPixel/s

Pixel Rate

17.36 GPixel/s

40.00 GTexel/s

Texture Rate

34.72 GTexel/s

-

1280 GFLOPS

FP32 (float)

1111 GFLOPS

80.00 GFLOPS

FP64 (double)

34.72 GFLOPS

Board Design

80W

TDP

55W

250 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x mini-HDMI 2.0

1x 6-pin

Power Connectors

None

Graphics Processor

Cape Verde

GPU Name

GM107

Cape Verde XT

GPU Variant

GM107-300-A2

GCN 1.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

1.87 billion

123 mm²

Die Size

148 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.0

5.1

Shader Model

5.1

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