AMD Radeon HD 8590M vs NVIDIA GeForce 840A

VS

AMD Radeon HD 8590M

NVIDIA GeForce 840A

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8590M and 2GB VRAM GeForce 840A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8590M 's Advantages

Larger VRAM bandwidth (36.00GB/s vs 16.02GB/s)

NVIDIA GeForce 840A 's Advantages

Released 1 years late

Boost Clock has increased by 36% (1124MHz vs 825MHz)

More VRAM (2GB vs 1024GB)

64 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8590M

0.528 TFLOPS

GeForce 840A +63%

0.863 TFLOPS

Radeon HD 8590M

VS

GeForce 840A

Graphics Card

Mar 2013

Release Date

Mar 2014

Solar System

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

750 MHz

Base Clock

1029 MHz

825 MHz

Boost Clock

1124 MHz

1125 MHz

Memory Clock

1001 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

36.00GB/s

Bandwidth

16.02GB/s

Render Config

5

Compute Units

-

320

Shading Units

384

20

TMUs

16

8

ROPs

8

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

128 KB

L2 Cache

1024 KB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

8.992 GPixel/s

16.50 GTexel/s

Texture Rate

17.98 GTexel/s

-

528.0 GFLOPS

FP32 (float)

863.2 GFLOPS

33.00 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

Unknown

TDP

33W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Sun

GPU Name

GM108

-

GCN 1.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

Unknown

56 mm²

Die Size

Unknown

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.0

5.1

Shader Model

5.1

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