NVIDIA GeForce 620M vs AMD Radeon HD 8850M

VS

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 620M and 2GB VRAM Radeon HD 8850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8850M 's Advantages

Released 1 years and 1 months late

Boost Clock625MHz

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (64.00GB/s vs 14.40GB/s)

544 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 620M

0.24 TFLOPS

Radeon HD 8850M +233%

0.8 TFLOPS

GeForce 620M

VS

Radeon HD 8850M

Graphics Card

Mar 2012

Release Date

Apr 2013

GeForce 600M

Generation

Solar System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

575 MHz

-

Boost Clock

625 MHz

900 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

64.00GB/s

Render Config

2

SM Count

-

Compute Units

10

96

Shading Units

640

16

TMUs

40

8

ROPs

16

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

Theoretical Performance

2.500 GPixel/s

Pixel Rate

10.00 GPixel/s

10.00 GTexel/s

Texture Rate

25.00 GTexel/s

-

FP16 (half)

-

240.0 GFLOPS

FP32 (float)

800.0 GFLOPS

20.00 GFLOPS

FP64 (double)

50.00 GFLOPS

Graphics Processor

GF117

GPU Name

Venus

N13P-GLP

GPU Variant

Venus PRO (216-0846009)

Fermi 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.585 billion

Transistors

1.5 billion

116 mm²

Die Size

123 mm²

Board Design

15W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

2.1

CUDA

-

5.1

Shader Model

6.5 (5.1)

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