NVIDIA GeForce 9400 GT Rev. 3 vs AMD Radeon HD 7970 GHz Edition

VS

NVIDIA GeForce 9400 GT Rev. 3 AMD Radeon HD 7970 GHz Edition

We compared two Desktop platform GPUs: 128MB VRAM GeForce 9400 GT Rev. 3 and 3GB VRAM Radeon HD 7970 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 9400 GT Rev. 3 's Advantages

Lower TDP (50W vs 300W)

AMD Radeon HD 7970 GHz Edition 's Advantages

Boost Clock1050MHz

Larger VRAM bandwidth (288.0GB/s vs 9.600GB/s)

2032 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 9400 GT Rev. 3

0.045 TFLOPS

Radeon HD 7970 GHz Edition +9457%

4.301 TFLOPS

GeForce 9400 GT Rev. 3

VS

Radeon HD 7970 GHz Edition

Graphics Card

Jun 2012

Release Date

Jun 2012

GeForce 9

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1050 MHz

600 MHz

Memory Clock

1500 MHz

Memory

128MB

Memory Size

3GB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

384bit

9.600GB/s

Bandwidth

288.0GB/s

Render Config

2

SM Count

-

Compute Units

32

16

Shading Units

2048

8

TMUs

128

4

ROPs

32

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

32 KB

L2 Cache

768 KB

Theoretical Performance

2.356 GPixel/s

Pixel Rate

33.60 GPixel/s

4.712 GTexel/s

Texture Rate

134.4 GTexel/s

-

FP16 (half)

-

44.86 GFLOPS

FP32 (float)

4.301 TFLOPS

-

FP64 (double)

1075 GFLOPS

Graphics Processor

GT218

GPU Name

Tahiti

GT218-670-B1

GPU Variant

Tahiti XT2 (215-0821065)

Tesla 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.26 billion

Transistors

4.313 billion

57 mm²

Die Size

352 mm²

Board Design

50W

TDP

300W

250 W

Suggested PSU

700 W

1x DVI 1x VGA 1x S-Video

Outputs

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

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

11.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

CUDA

-

4.1

Shader Model

5.1

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