NVIDIA GeForce GTX 950 vs AMD Radeon R9 390 X2

VS

NVIDIA GeForce GTX 950 AMD Radeon R9 390 X2

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 950 and 8GB VRAM Radeon R9 390 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 950 's Advantages

Boost Clock1188MHz

Lower TDP (90W vs 580W)

AMD Radeon R9 390 X2 's Advantages

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (345.6GB/s vs 105.8GB/s)

1792 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 950

1.825 TFLOPS

Radeon R9 390 X2 +180%

5.12 TFLOPS

GeForce GTX 950

VS

Radeon R9 390 X2

Graphics Card

Aug 2015

Release Date

Sep 2015

GeForce 900

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1024 MHz

Base Clock

-

1188 MHz

Boost Clock

-

1653 MHz

Memory Clock

1350 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

512bit

105.8GB/s

Bandwidth

345.6GB/s

Render Config

-

SM Count

-

Compute Units

40

768

Shading Units

2560

48

TMUs

160

32

ROPs

64

-

Tensor Cores

-

RT Cores

-

48 KB (per SMM)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

1024 KB

Theoretical Performance

38.02 GPixel/s

Pixel Rate

64.00 GPixel/s

57.02 GTexel/s

Texture Rate

160.0 GTexel/s

-

FP16 (half)

-

1.825 TFLOPS

FP32 (float)

5.120 TFLOPS

57.02 GFLOPS

FP64 (double)

640.0 GFLOPS

Graphics Processor

GM206

GPU Name

Grenada

GM206-250-A1

GPU Variant

Grenada PRO (215-0880030)

Maxwell 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.94 billion

Transistors

6.2 billion

228 mm²

Die Size

438 mm²

Board Design

90W

TDP

580W

250 W

Suggested PSU

950 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

4x 8-pin

Graphics Features

12 (12_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

5.2

CUDA

-

6.4

Shader Model

6.3

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