NVIDIA GeForce 800A vs AMD Radeon Pro 455

VS

NVIDIA GeForce 800A

AMD Radeon Pro 455

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 800A and 2GB VRAM Radeon Pro 455 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 800A 's Advantages

Lower TDP (15W vs 35W)

AMD Radeon Pro 455 's Advantages

Released 2 years and 7 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (81.28GB/s vs 14.40GB/s)

720 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 800A

0.091 TFLOPS

Radeon Pro 455 +1342%

1.313 TFLOPS

GeForce 800A

VS

Radeon Pro 455

Graphics Card

Mar 2014

Release Date

Oct 2016

GeForce 800A

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

900 MHz

Memory Clock

1270 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

81.28GB/s

Render Config

-

Compute Units

12

1

SM Count

-

48

Shading Units

768

8

TMUs

48

4

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

1024 KB

-

Theoretical Performance

950.0 MPixel/s

Pixel Rate

13.68 GPixel/s

3.800 GTexel/s

Texture Rate

41.04 GTexel/s

-

FP16 (half)

1313 GFLOPS

91.20 GFLOPS

FP32 (float)

1313 GFLOPS

7.600 GFLOPS

FP64 (double)

82.08 GFLOPS

Board Design

15W

TDP

35W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GF119

GPU Name

Baffin

-

GPU Variant

Baffin PRO

Fermi 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.292 billion

Transistors

3 billion

79 mm²

Die Size

123 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

6.4

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