NVIDIA GeForce GTX TITAN Z vs AMD Radeon HD 7970 GHz Edition

VS

NVIDIA GeForce GTX TITAN Z AMD Radeon HD 7970 GHz Edition

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX TITAN Z and 3GB VRAM Radeon HD 7970 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX TITAN Z 's Advantages

Released 1 years and 11 months late

More VRAM (6GB vs 3GB)

Larger VRAM bandwidth (336.0GB/s vs 288.0GB/s)

832 additional rendering cores

AMD Radeon HD 7970 GHz Edition 's Advantages

Boost Clock has increased by 20% (1050MHz vs 876MHz)

Lower TDP (300W vs 375W)

Score

Benchmark

FP32 (float)

GeForce GTX TITAN Z +17%

5.046 TFLOPS

Radeon HD 7970 GHz Edition

4.301 TFLOPS

GeForce GTX TITAN Z

VS

Radeon HD 7970 GHz Edition

Graphics Card

May 2014

Release Date

Jun 2012

GeForce 700

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

705 MHz

Base Clock

1000 MHz

876 MHz

Boost Clock

1050 MHz

1750 MHz

Memory Clock

1500 MHz

Memory

6GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

336.0GB/s

Bandwidth

288.0GB/s

Render Config

-

SM Count

-

Compute Units

32

2880

Shading Units

2048

240

TMUs

128

48

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

1536 KB

L2 Cache

768 KB

Theoretical Performance

52.56 GPixel/s

Pixel Rate

33.60 GPixel/s

210.2 GTexel/s

Texture Rate

134.4 GTexel/s

-

FP16 (half)

-

5.046 TFLOPS

FP32 (float)

4.301 TFLOPS

1.682 TFLOPS

FP64 (double)

1075 GFLOPS

Graphics Processor

GK110B

GPU Name

Tahiti

GK110-350-B1

GPU Variant

Tahiti XT2 (215-0821065)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

7.08 billion

Transistors

4.313 billion

561 mm²

Die Size

352 mm²

Board Design

375W

TDP

300W

750 W

Suggested PSU

700 W

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

Outputs

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

2x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.5

CUDA

-

5.1

Shader Model

5.1

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