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 Ti

CORE STATE GP102

VRAM 11 GB

CLOCK SPEED 1582 MHz

TDP 250 W

BUS WIDTH 352 bit

ARCHITECTURE Pascal

nm

PROCESS 16 nm

LAUNCH DATE 2017

PERFORMANCE BENCHMARKS

geekbench_opencl

34,541

67,717

3dmark_3dmark_steel_nomad_dx12

N/A

2,231

geekbench_metal

N/A

30,624

geekbench_vulkan

N/A

83,108

passmark_directx_10

N/A

118

passmark_directx_11

N/A

151

passmark_directx_12

N/A

66

passmark_directx_9

N/A

231

passmark_g2d

N/A

939

passmark_g3d

N/A

18,600

passmark_gpu_compute

N/A

9,632

DETAILED SPECIFICATIONS

SPECIFICATION

HD 7970

GTX 1080 Ti

Core Specs

Shading Units

2,048

3,584 +75.0%

Shaders

2,048

3,584 +75.0%

TMUs

128

224 +75.0%

ROPs

32

88 +175.0%

Compute Units

32

—

SM Count

—

28

Clocks

Base Clock

—

1481 MHz

Boost Clock

—

1582 MHz

GPU Clock

925 MHz

—

Memory Clock

1375 MHz 5.5 Gbps effective

1376 MHz 11 Gbps effective

Memory

Memory Size

3 GB

11 GB

VRAM (MB)

3,072

11,264 +266.7%

Memory Type

GDDR5

GDDR5X

Memory Bus

384 bit

352 bit

Bandwidth

264.0 GB/s

484.4 GB/s

Cache

L1 Cache

16 KB (per CU)

48 KB (per SM)

L2 Cache

768 KB

2.75 MB

Performance

Pixel Rate

29.60 GPixel/s

139.2 GPixel/s

Texture Rate

118.4 GTexel/s

354.4 GTexel/s

FP32 (TFLOPS)

3.789 TFLOPS

11.34 TFLOPS

FP64 (TFLOPS)

947.2 GFLOPS (1:4)

354.4 GFLOPS (1:32)

FP16 (TFLOPS)

—

177.2 GFLOPS (1:64)

Power

TDP

250 W

250 W

TDP (W)

250

250 0.0%

Suggested PSU

600 W

600 W

Power Connectors

1x 6-pin + 1x 8-pin

1x 6-pin + 1x 8-pin

Architecture

Architecture

GCN 1.0

Pascal

GPU Name

Tahiti

GP102

Generation

Southern Islands (HD 7900)

GeForce 10

Process Size

28 nm

16 nm

Transistors

4,313 million

11,800 million

Die Size

352 mm²

471 mm²

Foundry

TSMC

TSMC

Density

12.3M / mm²

25.1M / 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 HDMI 2.03x DisplayPort 1.4a

Bus Interface

PCIe 3.0 x16

PCIe 3.0 x16

Other

Launch Price

549 USD

699 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 Ti Details