AMD Radeon R9 380 vs NVIDIA GeForce GTX 275 PhysX Edition

VS

AMD Radeon R9 380

NVIDIA GeForce GTX 275 PhysX Edition

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 380 and 896MB VRAM GeForce GTX 275 PhysX Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 380 's Advantages

Released 5 years and 4 months late

More VRAM (2GB vs 896GB)

Larger VRAM bandwidth (176.0GB/s vs 127.0GB/s)

1552 additional rendering cores

Lower TDP (190W vs 219W)

Score

Benchmark

FP32 (float)

Radeon R9 380 +458%

3.476 TFLOPS

GeForce GTX 275 PhysX Edition

0.622 TFLOPS

Radeon R9 380

VS

GeForce GTX 275 PhysX Edition

Graphics Card

Jun 2015

Release Date

Feb 2010

Pirate Islands

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

1134 MHz

Memory

2GB

Memory Size

896MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

448bit

176.0GB/s

Bandwidth

127.0GB/s

Render Config

28

Compute Units

-

SM Count

30

1792

Shading Units

240

112

TMUs

80

32

ROPs

28

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

224 KB

-

Theoretical Performance

31.04 GPixel/s

Pixel Rate

17.72 GPixel/s

108.6 GTexel/s

Texture Rate

50.64 GTexel/s

3.476 TFLOPS

FP16 (half)

-

3.476 TFLOPS

FP32 (float)

622.1 GFLOPS

217.3 GFLOPS

FP64 (double)

77.76 GFLOPS

Board Design

190W

TDP

219W

450 W

Suggested PSU

550 W

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

Outputs

2x DVI

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Antigua

GPU Name

G92B

Antigua PRO (215-0877000)

GPU Variant

G92-421-B1

GCN 3.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

5 billion

Transistors

0.754 billion

366 mm²

Die Size

260 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.3

6.3

Shader Model

4.0

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