NVIDIA GeForce GTX 980 Ti vs AMD Radeon HD 8950 OEM

VS

NVIDIA GeForce GTX 980 Ti

AMD Radeon HD 8950 OEM

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 980 Ti and 3GB VRAM Radeon HD 8950 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980 Ti 's Advantages

Released 2 years and 5 months late

Boost Clock has increased by 16% (1076MHz vs 925MHz)

More VRAM (6GB vs 3GB)

Larger VRAM bandwidth (336.6GB/s vs 240.0GB/s)

1024 additional rendering cores

AMD Radeon HD 8950 OEM 's Advantages

Lower TDP (200W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 980 Ti +82%

6.06 TFLOPS

Radeon HD 8950 OEM

3.315 TFLOPS

GeForce GTX 980 Ti

VS

Radeon HD 8950 OEM

Graphics Card

Jun 2015

Release Date

Jan 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

850 MHz

1076 MHz

Boost Clock

925 MHz

1753 MHz

Memory Clock

1250 MHz

Memory

6GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

336.6GB/s

Bandwidth

240.0GB/s

Render Config

-

Compute Units

28

-

2816

Shading Units

1792

176

TMUs

112

96

ROPs

32

-

48 KB (per SMM)

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

768 KB

-

Theoretical Performance

103.3 GPixel/s

Pixel Rate

29.60 GPixel/s

189.4 GTexel/s

Texture Rate

103.6 GTexel/s

-

6.060 TFLOPS

FP32 (float)

3.315 TFLOPS

189.4 GFLOPS

FP64 (double)

828.8 GFLOPS

Board Design

250W

TDP

200W

600 W

Suggested PSU

550 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

GM200

GPU Name

Tahiti

GM200-310-A1

GPU Variant

Tahiti PRO (215-0821056)

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

352 mm²

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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