NVIDIA GeForce 9400 GT PCI vs AMD Radeon HD 8970 OEM

VS

NVIDIA GeForce 9400 GT PCI

AMD Radeon HD 8970 OEM

We compared two Desktop platform GPUs: 256MB VRAM GeForce 9400 GT PCI and 3GB VRAM Radeon HD 8970 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 9400 GT PCI 's Advantages

Lower TDP (50W vs 250W)

AMD Radeon HD 8970 OEM 's Advantages

Released 4 years and 5 months late

More VRAM (3GB vs 256GB)

Larger VRAM bandwidth (264.0GB/s vs 12.80GB/s)

2032 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 9400 GT PCI

0.045 TFLOPS

Radeon HD 8970 OEM +8320%

3.789 TFLOPS

GeForce 9400 GT PCI

VS

Radeon HD 8970 OEM

Graphics Card

Aug 2008

Release Date

Jan 2013

GeForce 9

Generation

Sea Islands

Desktop

Type

Desktop

PCI

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

400 MHz

Memory Clock

1375 MHz

Memory

256MB

Memory Size

3GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

384bit

12.80GB/s

Bandwidth

264.0GB/s

Render Config

-

Compute Units

32

2

SM Count

-

16

Shading Units

2048

8

TMUs

128

4

ROPs

32

-

L1 Cache

16 KB (per CU)

32 KB

L2 Cache

768 KB

-

Theoretical Performance

2.200 GPixel/s

Pixel Rate

29.60 GPixel/s

4.400 GTexel/s

Texture Rate

118.4 GTexel/s

-

44.80 GFLOPS

FP32 (float)

3.789 TFLOPS

-

FP64 (double)

947.2 GFLOPS

Board Design

50W

TDP

250W

250 W

Suggested PSU

600 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 Processor

G96C

GPU Name

Tahiti

-

GPU Variant

Tahiti XT (215-0821060)

Tesla

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.314 billion

Transistors

4.313 billion

121 mm²

Die Size

352 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

1.1

CUDA

-

4.0

Shader Model

5.1

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