AMD Radeon HD 8770 OEM vs NVIDIA GeForce 8400 GS Rev. 3

VS

AMD Radeon HD 8770 OEM NVIDIA GeForce 8400 GS Rev. 3

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8770 OEM and 512MB VRAM GeForce 8400 GS Rev. 3 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8770 OEM 's Advantages

Released 3 years and 2 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (96.00GB/s vs 6.400GB/s)

888 additional rendering cores

NVIDIA GeForce 8400 GS Rev. 3 's Advantages

Lower TDP (25W vs 85W)

Score

Benchmark

FP32 (float)

Radeon HD 8770 OEM +9310%

1.882 TFLOPS

GeForce 8400 GS Rev. 3

0.02 TFLOPS

Radeon HD 8770 OEM

VS

GeForce 8400 GS Rev. 3

Graphics Card

Sep 2013

Release Date

Jul 2010

Sea Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1500 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

64bit

96.00GB/s

Bandwidth

6.400GB/s

Render Config

-

SM Count

1

14

Compute Units

-

896

Shading Units

8

56

TMUs

4

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

Theoretical Performance

16.80 GPixel/s

Pixel Rate

2.080 GPixel/s

58.80 GTexel/s

Texture Rate

2.080 GTexel/s

-

FP16 (half)

-

1.882 TFLOPS

FP32 (float)

19.68 GFLOPS

117.6 GFLOPS

FP64 (double)

-

Graphics Processor

Bonaire

GPU Name

GT218

Bonaire XT (215-0839039)

GPU Variant

8400GS-225-B1

GCN 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.08 billion

Transistors

0.26 billion

160 mm²

Die Size

57 mm²

Board Design

85W

TDP

25W

250 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.2

6.3

Shader Model

4.1

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