AMD Radeon E9390 PCIe vs NVIDIA GeForce 8400M G

VS

AMD Radeon E9390 PCIe

NVIDIA GeForce 8400M G

We compared two Mobile platform GPUs: 8GB VRAM Radeon E9390 PCIe and 256MB VRAM GeForce 8400M G to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E9390 PCIe 's Advantages

Released 12 years and 5 months late

Boost Clock1089MHz

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (160.0GB/s vs 6.400GB/s)

1784 additional rendering cores

NVIDIA GeForce 8400M G 's Advantages

Lower TDP (10W vs 75W)

Score

Benchmark

FP32 (float)

Radeon E9390 PCIe +29923%

3.903 TFLOPS

GeForce 8400M G

0.013 TFLOPS

Radeon E9390 PCIe

VS

GeForce 8400M G

Graphics Card

Oct 2019

Release Date

May 2007

Embedded

Generation

GeForce 8M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

713 MHz

Base Clock

-

1089 MHz

Boost Clock

-

1250 MHz

Memory Clock

400 MHz

Memory

8GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

6.400GB/s

Render Config

28

Compute Units

-

SM Count

1

1792

Shading Units

8

112

TMUs

8

32

ROPs

4

-

16 KB (per CU)

L1 Cache

-

2 MB

L2 Cache

16 KB

-

Theoretical Performance

34.85 GPixel/s

Pixel Rate

1.600 GPixel/s

122.0 GTexel/s

Texture Rate

3.200 GTexel/s

3.903 TFLOPS

FP16 (half)

-

3.903 TFLOPS

FP32 (float)

12.80 GFLOPS

243.9 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

10W

-

4x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Ellesmere

GPU Name

G86

-

GPU Variant

NB8M-SE

GCN 4.0

Architecture

Tesla

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

80 nm

5.7 billion

Transistors

0.21 billion

232 mm²

Die Size

127 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

6.4

Shader Model

4.0

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