AMD Radeon HD 7970 X2 vs NVIDIA NVS 315

VS

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 X2 and 1024MB VRAM NVS 315 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 X2 's Advantages

More VRAM (3GB vs 1GB)

Larger VRAM bandwidth (264.0GB/s vs 14.00GB/s)

2000 additional rendering cores

NVIDIA NVS 315 's Advantages

Released 7 months late

Lower TDP (19W vs 500W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 X2 +3689%

3.789 TFLOPS

NVS 315

0.1 TFLOPS

Radeon HD 7970 X2

VS

NVS 315

Graphics Card

Aug 2012

Release Date

Mar 2013

Southern Islands

Generation

NVS

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1375 MHz

Memory Clock

875 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

384bit

Memory Bus

64bit

264.0GB/s

Bandwidth

14.00GB/s

Render Config

-

SM Count

1

32

Compute Units

-

2048

Shading Units

48

128

TMUs

8

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

768 KB

L2 Cache

128 KB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

1.046 GPixel/s

118.4 GTexel/s

Texture Rate

4.184 GTexel/s

-

FP16 (half)

-

3.789 TFLOPS

FP32 (float)

100.4 GFLOPS

947.2 GFLOPS

FP64 (double)

8.368 GFLOPS

Graphics Processor

New Zealand

GPU Name

GF119

-

GPU Variant

GF119-825-A1

GCN 1.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

0.292 billion

352 mm²

Die Size

79 mm²

Board Design

500W

TDP

19W

900 W

Suggested PSU

200 W

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

Outputs

1x DMS-59

3x 8-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

5.1

Shader Model

5.1

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