AMD Radeon HD 6790 vs NVIDIA GeForce GTX TITAN BLACK

VS

AMD Radeon HD 6790 NVIDIA GeForce GTX TITAN BLACK

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6790 and 6GB VRAM GeForce GTX TITAN BLACK 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 GeForce GTX TITAN BLACK 's Advantages

Released 2 years and 10 months late

Boost Clock980MHz

More VRAM (6GB vs 1GB)

Larger VRAM bandwidth (336.0GB/s vs 134.4GB/s)

2080 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6790

1.344 TFLOPS

GeForce GTX TITAN BLACK +320%

5.645 TFLOPS

Radeon HD 6790

VS

GeForce GTX TITAN BLACK

Graphics Card

Apr 2011

Release Date

Feb 2014

Northern Islands

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

889 MHz

-

Boost Clock

980 MHz

1050 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

134.4GB/s

Bandwidth

336.0GB/s

Render Config

-

SM Count

-

10

Compute Units

-

800

Shading Units

2880

40

TMUs

240

16

ROPs

48

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

1536 KB

Theoretical Performance

13.44 GPixel/s

Pixel Rate

58.80 GPixel/s

33.60 GTexel/s

Texture Rate

235.2 GTexel/s

-

FP16 (half)

-

1344 GFLOPS

FP32 (float)

5.645 TFLOPS

-

FP64 (double)

1.882 TFLOPS

Graphics Processor

Barts

GPU Name

GK110B

Barts LE (215-0798002)

GPU Variant

GK110-430-B1

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

7.08 billion

255 mm²

Die Size

561 mm²

Board Design

150W

TDP

250W

450 W

Suggested PSU

600 W

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

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.5

5.0

Shader Model

5.1

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