AMD Radeon R5 M420 vs NVIDIA GeForce 8600M GT

VS

AMD Radeon R5 M420

NVIDIA GeForce 8600M GT

We compared two Mobile platform GPUs: 4GB VRAM Radeon R5 M420 and 512MB VRAM GeForce 8600M GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 M420 's Advantages

Released 9 years late

Boost Clock850MHz

More VRAM (4GB vs 512GB)

288 additional rendering cores

NVIDIA GeForce 8600M GT 's Advantages

Larger VRAM bandwidth (22.40GB/s vs 16.00GB/s)

Score

Benchmark

FP32 (float)

Radeon R5 M420 +791%

0.544 TFLOPS

GeForce 8600M GT

0.061 TFLOPS

Radeon R5 M420

VS

GeForce 8600M GT

Graphics Card

May 2016

Release Date

May 2007

Gem System

Generation

GeForce 8M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-II

Clock Speeds

780 MHz

Base Clock

-

850 MHz

Boost Clock

-

1000 MHz

Memory Clock

700 MHz

Memory

4GB

Memory Size

512MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

128bit

16.00GB/s

Bandwidth

22.40GB/s

Render Config

5

Compute Units

-

SM Count

4

320

Shading Units

32

20

TMUs

16

8

ROPs

8

-

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

32 KB

-

Theoretical Performance

6.800 GPixel/s

Pixel Rate

3.800 GPixel/s

17.00 GTexel/s

Texture Rate

7.600 GTexel/s

-

544.0 GFLOPS

FP32 (float)

60.80 GFLOPS

34.00 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

20W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Jet

GPU Name

G84

Jet PRO (216-0856040)

GPU Variant

NB8P-GS

GCN 1.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

0.69 billion

Transistors

0.289 billion

56 mm²

Die Size

169 mm²

Graphics Features

12 (11_1)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1 (1.2)

OpenCL

1.1

1.2.170

Vulkan

N/A

-

CUDA

1.1

6.5 (5.1)

Shader Model

4.0

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