GPU Comparison

A

AMD

RADEON

AMD Radeon HD 7970

CORE STATE Tahiti

VRAM 3 GB

CLOCK SPEED —

TDP 250 W

BUS WIDTH 384 bit

ARCHITECTURE GCN 1.0

nm

PROCESS 28 nm

LAUNCH DATE 2012

VS

NVIDIA

GEFORCE

GeForce GTX 1080

CORE STATE GP104

VRAM 8 GB

CLOCK SPEED 1733 MHz

TDP 180 W

BUS WIDTH 256 bit

ARCHITECTURE Pascal

nm

PROCESS 16 nm

LAUNCH DATE 2016

PERFORMANCE BENCHMARKS

geekbench_opencl

34,541

55,724

3dmark_3dmark_steel_nomad_dx12

N/A

1,560

geekbench_metal

N/A

23,824

geekbench_vulkan

N/A

65,164

passmark_directx_10

N/A

93

passmark_directx_11

N/A

124

passmark_directx_12

N/A

55

passmark_directx_9

N/A

211

passmark_g2d

N/A

888

passmark_g3d

N/A

15,586

passmark_gpu_compute

N/A

7,614

DETAILED SPECIFICATIONS

SPECIFICATION

HD 7970

GTX 1080

Core Specs

Shading Units

2,048

2,560 +25.0%

Shaders

2,048

2,560 +25.0%

TMUs

128

160 +25.0%

ROPs

32

64 +100.0%

Compute Units

32

—

SM Count

—

20

Clocks

Base Clock

—

1607 MHz

Boost Clock

—

1733 MHz

GPU Clock

925 MHz

—

Memory Clock

1375 MHz 5.5 Gbps effective

1251 MHz 10 Gbps effective

Memory

Memory Size

3 GB

8 GB

VRAM (MB)

3,072

8,192 +166.7%

Memory Type

GDDR5

GDDR5X

Memory Bus

384 bit

256 bit

Bandwidth

264.0 GB/s

320.3 GB/s

Cache

L1 Cache

16 KB (per CU)

48 KB (per SM)

L2 Cache

768 KB

2 MB

Performance

Pixel Rate

29.60 GPixel/s

110.9 GPixel/s

Texture Rate

118.4 GTexel/s

277.3 GTexel/s

FP32 (TFLOPS)

3.789 TFLOPS

8.873 TFLOPS

FP64 (TFLOPS)

947.2 GFLOPS (1:4)

277.3 GFLOPS (1:32)

FP16 (TFLOPS)

—

138.6 GFLOPS (1:64)

Power

TDP

250 W

180 W

TDP (W)

250

180 -28.0%

Suggested PSU

600 W

450 W

Power Connectors

1x 6-pin + 1x 8-pin

1x 8-pin

Architecture

Architecture

GCN 1.0

Pascal

GPU Name

Tahiti

GP104

Generation

Southern Islands (HD 7900)

GeForce 10

Process Size

28 nm

16 nm

Transistors

4,313 million

7,200 million

Die Size

352 mm²

314 mm²

Foundry

TSMC

TSMC

Density

12.3M / mm²

22.9M / mm²

API Support

DirectX

12 (11_1)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.2.170

1.4

OpenCL

2.1 (1.2)

3.0

CUDA

—

6.1

Shader Model

6.5 (5.1)

6.8

Physical

Slot Width

Dual-slot

Dual-slot

Length

275 mm 10.8 inches

267 mm 10.5 inches

Height

111 mm 4.4 inches

112 mm 4.4 inches

Outputs

1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2

1x DVI1x HDMI 2.03x DisplayPort 1.4a

Bus Interface

PCIe 3.0 x16

PCIe 3.0 x16

Other

Launch Price

549 USD

599 USD

Production

End-of-life

End-of-life

Predecessor

Northern Islands

GeForce 900

Successor

Sea Islands

GeForce 20

View Radeon HD 7970 Details View GeForce GTX 1080 Details