NVIDIA GeForce GTX TITAN Z vs AMD Radeon Pro V420

VS

NVIDIA GeForce GTX TITAN Z

AMD Radeon Pro V420

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX TITAN Z and 32GB VRAM AMD Radeon Pro V420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro V420 's Advantages

Boost Clock has increased by 94% (1700MHz vs 876MHz)

More VRAM (32GB vs 6GB)

Larger VRAM bandwidth (819.2GB/s vs 336.0GB/s)

1216 additional rendering cores

Lower TDP (300W vs 375W)

Score

Benchmark

FP32 (float)

GeForce GTX TITAN Z

5.046 TFLOPS

AMD Radeon Pro V420 +176%

13.93 TFLOPS

GeForce GTX TITAN Z

VS

AMD Radeon Pro V420

Graphics Card

May 2014

Release Date

Unknown

GeForce 700

Generation

Radeon Pro Vega

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

705 MHz

Base Clock

800 MHz

876 MHz

Boost Clock

1700 MHz

1750 MHz

Memory Clock

800 MHz

Memory

6GB

Memory Size

32GB

GDDR5

Memory Type

HBM2

384bit

Memory Bus

4096bit

336.0GB/s

Bandwidth

819.2GB/s

Render Config

-

Compute Units

64

-

2880

Shading Units

4096

240

TMUs

256

48

ROPs

64

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

1536 KB

L2 Cache

4 MB

-

Theoretical Performance

52.56 GPixel/s

Pixel Rate

108.8 GPixel/s

210.2 GTexel/s

Texture Rate

435.2 GTexel/s

-

FP16 (half)

27.85 TFLOPS

5.046 TFLOPS

FP32 (float)

13.93 TFLOPS

1.682 TFLOPS

FP64 (double)

6.963 TFLOPS

Board Design

375W

TDP

300W

750 W

Suggested PSU

700 W

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

Outputs

6x mini-DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK110B

GPU Name

Vega 20

GK110-350-B1

GPU Variant

Vega 20 GLXT WS (215-0914026)

Kepler

Architecture

GCN 5.1

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

7.08 billion

Transistors

13.23 billion

561 mm²

Die Size

331 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.3

3.5

CUDA

-

5.1

Shader Model

6.7

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