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

L40S

CORE STATE AD102

VRAM 48 GB

CLOCK SPEED 2520 MHz

TDP 300 W

BUS WIDTH 384 bit

ARCHITECTURE Ada Lovelace

nm

PROCESS 5 nm

LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

geekbench_opencl

34,541

334,437

geekbench_vulkan

N/A

250,769

DETAILED SPECIFICATIONS

SPECIFICATION

HD 7970

L40S

Core Specs

Shading Units

2,048

18,176 +787.5%

Shaders

2,048

18,176 +787.5%

TMUs

128

568 +343.8%

ROPs

32

192 +500.0%

Compute Units

32

—

SM Count

—

142

Clocks

Base Clock

—

1110 MHz

Boost Clock

—

2520 MHz

GPU Clock

925 MHz

—

Memory Clock

1375 MHz 5.5 Gbps effective

2250 MHz 18 Gbps effective

Memory

Memory Size

3 GB

48 GB

VRAM (MB)

3,072

49,152 +1500.0%

Memory Type

GDDR5

GDDR6

Memory Bus

384 bit

384 bit

Bandwidth

264.0 GB/s

864.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB (per SM)

L2 Cache

768 KB

48 MB

Performance

Pixel Rate

29.60 GPixel/s

483.8 GPixel/s

Texture Rate

118.4 GTexel/s

1,431.4 GTexel/s

FP32 (TFLOPS)

3.789 TFLOPS

91.61 TFLOPS

FP64 (TFLOPS)

947.2 GFLOPS (1:4)

1,431.4 GFLOPS (1:64)

FP16 (TFLOPS)

—

91.61 TFLOPS (1:1)

AI/RT

RT Cores

—

142

Tensor Cores

—

568

Power

TDP

250 W

300 W

TDP (W)

250

300 +20.0%

Suggested PSU

600 W

700 W

Power Connectors

1x 6-pin + 1x 8-pin

1x 16-pin

Architecture

Architecture

GCN 1.0

Ada Lovelace

GPU Name

Tahiti

AD102

Generation

Southern Islands (HD 7900)

Server Ada (Lxx)

Process Size

28 nm

5 nm

Transistors

4,313 million

76,300 million

Die Size

352 mm²

609 mm²

Foundry

TSMC

TSMC

Density

12.3M / mm²

125.3M / mm²

API Support

DirectX

12 (11_1)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.2.170

1.4

OpenCL

2.1 (1.2)

3.0

CUDA

—

8.9

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

111 mm 4.4 inches

Outputs

1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2

1x HDMI 2.13x DisplayPort 1.4a

Bus Interface

PCIe 3.0 x16

PCIe 4.0 x16

Other

Launch Price

549 USD

—

Production

End-of-life

End-of-life

Predecessor

Northern Islands

Server Ampere

Successor

Sea Islands

Server Hopper

View Radeon HD 7970 Details View L40S Details