NVIDIA P104 100 vs AMD Radeon HD 6990

VS

NVIDIA P104 100

AMD Radeon HD 6990

We compared two Desktop platform GPUs: 4GB VRAM P104 100 and 2GB VRAM Radeon HD 6990 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA P104 100 's Advantages

Released 6 years and 9 months late

Boost Clock1733MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (320.3GB/s vs 160.0GB/s)

384 additional rendering cores

Lower TDP (130W vs 375W)

Score

Benchmark

FP32 (float)

P104 100 +160%

6.655 TFLOPS

Radeon HD 6990

2.55 TFLOPS

P104 100

VS

Radeon HD 6990

Graphics Card

Dec 2017

Release Date

Mar 2011

Mining GPUs

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1607 MHz

Base Clock

-

1733 MHz

Boost Clock

-

1251 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

2GB

GDDR5X

Memory Type

GDDR5

256bit

Memory Bus

256bit

320.3GB/s

Bandwidth

160.0GB/s

Render Config

-

Compute Units

24

15

SM Count

-

1920

Shading Units

1536

120

TMUs

96

64

ROPs

32

-

48 KB (per SM)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

110.9 GPixel/s

Pixel Rate

26.56 GPixel/s

208.0 GTexel/s

Texture Rate

79.68 GTexel/s

104.0 GFLOPS

FP16 (half)

-

6.655 TFLOPS

FP32 (float)

2.550 TFLOPS

208.0 GFLOPS

FP64 (double)

637.4 GFLOPS

Board Design

130W

TDP

375W

200 W

Suggested PSU

750 W

No outputs

Outputs

1x DVI 4x mini-DisplayPort 1.2

1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

GP104

GPU Name

Antilles

GP104-100-A1

GPU Variant

Antilles XT (215-0807027)

Pascal

Architecture

TeraScale 3

TSMC

Foundry

TSMC

16 nm

Process Size

40 nm

7.2 billion

Transistors

2.64 billion

314 mm²

Die Size

389 mm²

Graphics Features

12 (12_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

6.1

CUDA

-

6.4

Shader Model

5.0

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