NVIDIA GeForce GTX TITAN X vs AMD Radeon HD 8990 OEM

VS

NVIDIA GeForce GTX TITAN X AMD Radeon HD 8990 OEM

We compared two Desktop platform GPUs: 12GB VRAM GeForce GTX TITAN X and 3GB VRAM Radeon HD 8990 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX TITAN X 's Advantages

Released 1 years and 11 months late

Boost Clock has increased by 9% (1089MHz vs 1000MHz)

More VRAM (12GB vs 3GB)

Larger VRAM bandwidth (336.6GB/s vs 288.0GB/s)

1024 additional rendering cores

Lower TDP (250W vs 375W)

Score

Benchmark

FP32 (float)

GeForce GTX TITAN X +63%

6.691 TFLOPS

Radeon HD 8990 OEM

4.096 TFLOPS

GeForce GTX TITAN X

VS

Radeon HD 8990 OEM

Graphics Card

Mar 2015

Release Date

Apr 2013

GeForce 900

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

950 MHz

1089 MHz

Boost Clock

1000 MHz

1753 MHz

Memory Clock

1500 MHz

Memory

12GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

336.6GB/s

Bandwidth

288.0GB/s

Render Config

-

SM Count

-

Compute Units

32

3072

Shading Units

2048

192

TMUs

128

96

ROPs

32

-

Tensor Cores

-

RT Cores

-

48 KB (per SMM)

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

768 KB

Theoretical Performance

104.5 GPixel/s

Pixel Rate

32.00 GPixel/s

209.1 GTexel/s

Texture Rate

128.0 GTexel/s

-

FP16 (half)

-

6.691 TFLOPS

FP32 (float)

4.096 TFLOPS

209.1 GFLOPS

FP64 (double)

1024 GFLOPS

Graphics Processor

GM200

GPU Name

Malta

GM200-400-A1

GPU Variant

Malta XT (215-0849026)

Maxwell 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

8 billion

Transistors

4.313 billion

601 mm²

Die Size

365 mm²

Board Design

250W

TDP

375W

600 W

Suggested PSU

750 W

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

1x DVI 4x mini-DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

5.2

CUDA

-

6.4

Shader Model

5.1

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