AMD Radeon RX 455 OEM vs NVIDIA GeForce 8400 SE

VS

AMD Radeon RX 455 OEM

NVIDIA GeForce 8400 SE

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 455 OEM and 128MB VRAM GeForce 8400 SE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 455 OEM 's Advantages

Released 7 years and 10 months late

More VRAM (2GB vs 128GB)

Larger VRAM bandwidth (104.0GB/s vs 6.400GB/s)

752 additional rendering cores

NVIDIA GeForce 8400 SE 's Advantages

Lower TDP (50W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 455 OEM +5462%

1.613 TFLOPS

GeForce 8400 SE

0.029 TFLOPS

Radeon RX 455 OEM

VS

GeForce 8400 SE

Graphics Card

Jun 2016

Release Date

Aug 2008

Arctic Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1625 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

128MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

64bit

104.0GB/s

Bandwidth

6.400GB/s

Render Config

12

Compute Units

-

SM Count

2

768

Shading Units

16

48

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

16 KB

-

Theoretical Performance

16.80 GPixel/s

Pixel Rate

1.836 GPixel/s

50.40 GTexel/s

Texture Rate

3.672 GTexel/s

-

1.613 TFLOPS

FP32 (float)

29.38 GFLOPS

100.8 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

50W

300 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

Tobago

GPU Name

G86S

Tobago PRO (215-0875010)

GPU Variant

-

GCN 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

2.08 billion

Transistors

0.21 billion

160 mm²

Die Size

127 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

6.3

Shader Model

4.0

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