AMD Radeon HD 7850 vs NVIDIA GeForce GTX 970

VS

AMD Radeon HD 7850 NVIDIA GeForce GTX 970

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7850 and 4GB VRAM GeForce GTX 970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7850 's Advantages

Lower TDP (130W vs 148W)

NVIDIA GeForce GTX 970 's Advantages

Released 2 years and 6 months late

Boost Clock1178MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (224.4GB/s vs 153.6GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7850

1.761 TFLOPS

GeForce GTX 970 +122%

3.92 TFLOPS

3DMark Time Spy

Radeon HD 7850

1312

GeForce GTX 970 +176%

3622

Radeon HD 7850

VS

GeForce GTX 970

Graphics Card

Mar 2012

Release Date

Sep 2014

Southern Islands

Generation

GeForce 900

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1050 MHz

-

Boost Clock

1178 MHz

1200 MHz

Memory Clock

1753 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

224.4GB/s

Render Config

-

SM Count

-

16

Compute Units

-

1024

Shading Units

1664

64

TMUs

104

32

ROPs

56

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

48 KB (per SMM)

512 KB

L2 Cache

2 MB

Theoretical Performance

27.52 GPixel/s

Pixel Rate

65.97 GPixel/s

55.04 GTexel/s

Texture Rate

122.5 GTexel/s

-

FP16 (half)

-

1.761 TFLOPS

FP32 (float)

3.920 TFLOPS

110.1 GFLOPS

FP64 (double)

122.5 GFLOPS

Graphics Processor

Pitcairn

GPU Name

GM204

Pitcairn PRO (215-0828062)

GPU Variant

GM204-200-A1

GCN 1.0

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

5.2 billion

212 mm²

Die Size

398 mm²

Board Design

130W

TDP

148W

300 W

Suggested PSU

300 W

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

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.2

5.1

Shader Model

6.4

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