AMD Radeon HD 7950 vs NVIDIA GeForce GT 740

VS

AMD Radeon HD 7950

NVIDIA GeForce GT 740

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 and 1024MB VRAM GeForce GT 740 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950 's Advantages

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (240.0GB/s vs 80.19GB/s)

1408 additional rendering cores

NVIDIA GeForce GT 740 's Advantages

Released 2 years and 4 months late

Lower TDP (64W vs 200W)

Score

Benchmark

FP32 (float)

Radeon HD 7950 +275%

2.867 TFLOPS

GeForce GT 740

0.763 TFLOPS

Radeon HD 7950

VS

GeForce GT 740

Graphics Card

Jan 2012

Release Date

May 2014

Southern Islands

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

1253 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

240.0GB/s

Bandwidth

80.19GB/s

Render Config

28

Compute Units

-

1792

Shading Units

384

112

TMUs

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

768 KB

L2 Cache

256 KB

-

Theoretical Performance

25.60 GPixel/s

Pixel Rate

7.944 GPixel/s

89.60 GTexel/s

Texture Rate

31.78 GTexel/s

-

2.867 TFLOPS

FP32 (float)

762.6 GFLOPS

716.8 GFLOPS

FP64 (double)

31.78 GFLOPS

Board Design

200W

TDP

64W

550 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x mini-HDMI 1.4a

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Tahiti

GPU Name

GK107

Tahiti PRO (215-0821056)

GPU Variant

GK107-425-A2

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

4.313 billion

Transistors

1.27 billion

352 mm²

Die Size

118 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

5.1

Shader Model

5.1

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