NVIDIA GeForce GTX 950 vs AMD Radeon R9 280X

VS

NVIDIA GeForce GTX 950

AMD Radeon R9 280X

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 950 and 3GB VRAM Radeon R9 280X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 950 's Advantages

Released 1 years and 10 months late

Boost Clock has increased by 19% (1188MHz vs 1000MHz)

Lower TDP (90W vs 250W)

AMD Radeon R9 280X 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (288.0GB/s vs 105.8GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 950

1.825 TFLOPS

Radeon R9 280X +124%

4.096 TFLOPS

3DMark Time Spy

GeForce GTX 950

1862

Radeon R9 280X +26%

2348

GeForce GTX 950

VS

Radeon R9 280X

Graphics Card

Aug 2015

Release Date

Oct 2013

GeForce 900

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1024 MHz

Base Clock

850 MHz

1188 MHz

Boost Clock

1000 MHz

1653 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

384bit

105.8GB/s

Bandwidth

288.0GB/s

Render Config

-

Compute Units

32

-

768

Shading Units

2048

48

TMUs

128

32

ROPs

32

-

48 KB (per SMM)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

768 KB

-

Theoretical Performance

38.02 GPixel/s

Pixel Rate

32.00 GPixel/s

57.02 GTexel/s

Texture Rate

128.0 GTexel/s

-

1.825 TFLOPS

FP32 (float)

4.096 TFLOPS

57.02 GFLOPS

FP64 (double)

1024 GFLOPS

Board Design

90W

TDP

250W

250 W

Suggested PSU

600 W

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

Outputs

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

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GM206

GPU Name

Tahiti

GM206-250-A1

GPU Variant

Tahiti XTL (215-0821065)

Maxwell 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.94 billion

Transistors

4.313 billion

228 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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