NVIDIA TITAN X Pascal vs AMD Radeon HD 7850

VS

NVIDIA TITAN X Pascal

AMD Radeon HD 7850

We compared two Desktop platform GPUs: 12GB VRAM TITAN X Pascal and 2GB VRAM Radeon HD 7850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA TITAN X Pascal 's Advantages

Released 4 years and 5 months late

Boost Clock1531MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (480.4GB/s vs 153.6GB/s)

2560 additional rendering cores

AMD Radeon HD 7850 's Advantages

Lower TDP (130W vs 250W)

Score

Benchmark

FP32 (float)

TITAN X Pascal +522%

10.97 TFLOPS

Radeon HD 7850

1.761 TFLOPS

3DMark Time Spy

TITAN X Pascal +629%

9576

Radeon HD 7850

1312

TITAN X Pascal

VS

Radeon HD 7850

Graphics Card

Aug 2016

Release Date

Mar 2012

GeForce 10

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1417 MHz

Base Clock

-

1531 MHz

Boost Clock

-

1251 MHz

Memory Clock

1200 MHz

Memory

12GB

Memory Size

2GB

GDDR5X

Memory Type

GDDR5

384bit

Memory Bus

256bit

480.4GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

16

28

SM Count

-

3584

Shading Units

1024

224

TMUs

64

96

ROPs

32

-

48 KB (per SM)

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

512 KB

-

Theoretical Performance

147.0 GPixel/s

Pixel Rate

27.52 GPixel/s

342.9 GTexel/s

Texture Rate

55.04 GTexel/s

171.5 GFLOPS

FP16 (half)

-

10.97 TFLOPS

FP32 (float)

1.761 TFLOPS

342.9 GFLOPS

FP64 (double)

110.1 GFLOPS

Board Design

250W

TDP

130W

600 W

Suggested PSU

300 W

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

GP102

GPU Name

Pitcairn

GP102-400-A1

GPU Variant

Pitcairn PRO (215-0828062)

Pascal

Architecture

GCN 1.0

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

11.8 billion

Transistors

2.8 billion

471 mm²

Die Size

212 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

6.1

CUDA

-

6.4

Shader Model

5.1

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