AMD Radeon Pro 455 vs NVIDIA GeForce GTX 780M

VS

AMD Radeon Pro 455

NVIDIA GeForce GTX 780M

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 455 and 4GB VRAM GeForce GTX 780M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 455 's Advantages

Released 3 years and 5 months late

Lower TDP (35W vs 122W)

NVIDIA GeForce GTX 780M 's Advantages

Boost Clock797MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (160.0GB/s vs 81.28GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 455

1.313 TFLOPS

GeForce GTX 780M +86%

2.448 TFLOPS

Radeon Pro 455

VS

GeForce GTX 780M

Graphics Card

Oct 2016

Release Date

May 2013

Radeon Pro Mac

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

771 MHz

-

Boost Clock

797 MHz

1270 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

81.28GB/s

Bandwidth

160.0GB/s

Render Config

12

Compute Units

-

768

Shading Units

1536

48

TMUs

128

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

13.68 GPixel/s

Pixel Rate

25.50 GPixel/s

41.04 GTexel/s

Texture Rate

102.0 GTexel/s

1313 GFLOPS

FP16 (half)

-

1313 GFLOPS

FP32 (float)

2.448 TFLOPS

82.08 GFLOPS

FP64 (double)

102.0 GFLOPS

Board Design

35W

TDP

122W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Baffin

GPU Name

GK104

Baffin PRO

GPU Variant

N14E-GTX-A2

GCN 4.0

Architecture

Kepler

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

3.54 billion

123 mm²

Die Size

294 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

6.4

Shader Model

5.1

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