AMD Radeon HD 6790 vs NVIDIA P102 100

VS

AMD Radeon HD 6790

NVIDIA P102 100

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6790 and 5GB VRAM P102 100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6790 's Advantages

Lower TDP (150W vs 250W)

NVIDIA P102 100 's Advantages

Released 6 years and 10 months late

Boost Clock1683MHz

More VRAM (5GB vs 1024GB)

Larger VRAM bandwidth (440.3GB/s vs 134.4GB/s)

2400 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6790

1.344 TFLOPS

P102 100 +701%

10.77 TFLOPS

Radeon HD 6790

VS

P102 100

Graphics Card

Apr 2011

Release Date

Feb 2018

Northern Islands

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x4

Clock Speeds

-

Base Clock

1582 MHz

-

Boost Clock

1683 MHz

1050 MHz

Memory Clock

1376 MHz

Memory

1024MB

Memory Size

5GB

GDDR5

Memory Type

GDDR5X

256bit

Memory Bus

320bit

134.4GB/s

Bandwidth

440.3GB/s

Render Config

10

Compute Units

-

SM Count

25

800

Shading Units

3200

40

TMUs

200

16

ROPs

80

-

8 KB (per CU)

L1 Cache

48 KB (per SM)

512 KB

L2 Cache

0 MB

-

Theoretical Performance

13.44 GPixel/s

Pixel Rate

134.6 GPixel/s

33.60 GTexel/s

Texture Rate

336.6 GTexel/s

-

FP16 (half)

168.3 GFLOPS

1344 GFLOPS

FP32 (float)

10.77 TFLOPS

-

FP64 (double)

336.6 GFLOPS

Board Design

150W

TDP

250W

450 W

Suggested PSU

600 W

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

Outputs

No outputs

2x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

Barts

GPU Name

GP102

Barts LE (215-0798002)

GPU Variant

GP102-100-A1

TeraScale 2

Architecture

Pascal

TSMC

Foundry

TSMC

40 nm

Process Size

16 nm

1.7 billion

Transistors

11.8 billion

255 mm²

Die Size

471 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

6.1

5.0

Shader Model

6.4

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