AMD Radeon R9 390X vs NVIDIA GeForce GT 705 OEM

VS

AMD Radeon R9 390X NVIDIA GeForce GT 705 OEM

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390X and 1024MB VRAM GeForce GT 705 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390X 's Advantages

Released 1 years and 3 months late

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (384.0GB/s vs 13.20GB/s)

2768 additional rendering cores

NVIDIA GeForce GT 705 OEM 's Advantages

Lower TDP (29W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390X +3420%

5.914 TFLOPS

GeForce GT 705 OEM

0.168 TFLOPS

Radeon R9 390X

VS

GeForce GT 705 OEM

Graphics Card

Jun 2015

Release Date

Mar 2014

Pirate Islands

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1500 MHz

Memory Clock

825 MHz

Memory

8GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

512bit

Memory Bus

64bit

384.0GB/s

Bandwidth

13.20GB/s

Render Config

-

SM Count

1

44

Compute Units

-

2816

Shading Units

48

176

TMUs

8

64

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

128 KB

Theoretical Performance

67.20 GPixel/s

Pixel Rate

1.748 GPixel/s

184.8 GTexel/s

Texture Rate

6.992 GTexel/s

-

FP16 (half)

-

5.914 TFLOPS

FP32 (float)

167.8 GFLOPS

739.2 GFLOPS

FP64 (double)

13.98 GFLOPS

Graphics Processor

Grenada

GPU Name

GF119

Grenada XT (215-0880004)

GPU Variant

GF119-300-A1

GCN 2.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

6.2 billion

Transistors

0.292 billion

438 mm²

Die Size

79 mm²

Board Design

275W

TDP

29W

600 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin + 1x 8-pin

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

6.3

Shader Model

5.1

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