AMD Radeon HD 8970M vs NVIDIA GeForce 800A

VS

AMD Radeon HD 8970M

NVIDIA GeForce 800A

We compared two Mobile platform GPUs: 4GB VRAM Radeon HD 8970M and 1024MB VRAM GeForce 800A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8970M 's Advantages

Boost Clock900MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 14.40GB/s)

1232 additional rendering cores

NVIDIA GeForce 800A 's Advantages

Released 10 months late

Lower TDP (15W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 8970M +2431%

2.304 TFLOPS

GeForce 800A

0.091 TFLOPS

Radeon HD 8970M

VS

GeForce 800A

Graphics Card

May 2013

Release Date

Mar 2014

Solar System

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

850 MHz

Base Clock

-

900 MHz

Boost Clock

-

1200 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

153.6GB/s

Bandwidth

14.40GB/s

Render Config

20

Compute Units

-

SM Count

1

1280

Shading Units

48

80

TMUs

8

32

ROPs

4

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

950.0 MPixel/s

72.00 GTexel/s

Texture Rate

3.800 GTexel/s

-

2.304 TFLOPS

FP32 (float)

91.20 GFLOPS

144.0 GFLOPS

FP64 (double)

7.600 GFLOPS

Board Design

100W

TDP

15W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Neptune

GPU Name

GF119

Neptune XT (216-0847000)

GPU Variant

-

GCN 1.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

0.292 billion

212 mm²

Die Size

79 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

5.1

Shader Model

5.1

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