AMD Radeon HD 7490M vs NVIDIA GeForce 620M

VS

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7490M and 1024MB VRAM GeForce 620M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7490M 's Advantages

Larger VRAM bandwidth (30.40GB/s vs 14.40GB/s)

64 additional rendering cores

Lower TDP (9W vs 15W)

Score

Benchmark

FP32 (float)

Radeon HD 7490M +6%

0.256 TFLOPS

GeForce 620M

0.24 TFLOPS

Radeon HD 7490M

VS

GeForce 620M

Graphics Card

Jan 2012

Release Date

Mar 2012

London

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

950 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

30.40GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

2

Compute Units

-

160

Shading Units

96

8

TMUs

16

4

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

128 KB

Theoretical Performance

3.200 GPixel/s

Pixel Rate

2.500 GPixel/s

6.400 GTexel/s

Texture Rate

10.00 GTexel/s

-

FP16 (half)

-

256.0 GFLOPS

FP32 (float)

240.0 GFLOPS

-

FP64 (double)

20.00 GFLOPS

Graphics Processor

Seymour

GPU Name

GF117

Seymour XTX (216-0810005)

GPU Variant

N13P-GLP

TeraScale 2

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.37 billion

Transistors

0.585 billion

67 mm²

Die Size

116 mm²

Board Design

9W

TDP

15W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

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