NVIDIA GeForce 8400 vs AMD Radeon HD 8670 OEM

VS

NVIDIA GeForce 8400

AMD Radeon HD 8670 OEM

We compared two Desktop platform GPUs: 256MB VRAM GeForce 8400 and 2GB VRAM Radeon HD 8670 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8400 's Advantages

Lower TDP (25W vs 75W)

AMD Radeon HD 8670 OEM 's Advantages

Released 5 years and 1 months late

Boost Clock1050MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (73.60GB/s vs 8.000GB/s)

376 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400

0.021 TFLOPS

Radeon HD 8670 OEM +3738%

0.806 TFLOPS

GeForce 8400

VS

Radeon HD 8670 OEM

Graphics Card

Dec 2007

Release Date

Jan 2013

GeForce 8

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1050 MHz

500 MHz

Memory Clock

1150 MHz

Memory

256MB

Memory Size

2GB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

128bit

8.000GB/s

Bandwidth

73.60GB/s

Render Config

-

Compute Units

6

1

SM Count

-

8

Shading Units

384

4

TMUs

24

4

ROPs

8

-

L1 Cache

16 KB (per CU)

16 KB

L2 Cache

256 KB

-

Theoretical Performance

2.160 GPixel/s

Pixel Rate

8.400 GPixel/s

2.160 GTexel/s

Texture Rate

25.20 GTexel/s

-

20.80 GFLOPS

FP32 (float)

806.4 GFLOPS

-

FP64 (double)

50.40 GFLOPS

Board Design

25W

TDP

75W

200 W

Suggested PSU

250 W

1x DVI 1x VGA 1x S-Video

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

None

Power Connectors

None

Graphics Processor

G98

GPU Name

Oland

-

GPU Variant

Oland XT (215-0837000)

Tesla

Architecture

GCN 1.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.21 billion

Transistors

0.95 billion

86 mm²

Die Size

77 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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