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

A

AMD

RADEON

Radeon RX 7800M

CORE STATE Navi 32

VRAM 12 GB

CLOCK SPEED 2335 MHz

TDP 180 W

BUS WIDTH 192 bit

ARCHITECTURE RDNA 3.0

nm

PROCESS 5 nm

LAUNCH DATE 2024

PERFORMANCE BENCHMARKS

geekbench_opencl

34,541

121,647

3dmark_3dmark_steel_nomad_dx12

N/A

3,073

DETAILED SPECIFICATIONS

SPECIFICATION

HD 7970

RX 7800M

Core Specs

Shading Units

2,048

3,840 +87.5%

Shaders

2,048

3,840 +87.5%

TMUs

128

240 +87.5%

ROPs

32

96 +200.0%

Compute Units

32

60 +87.5%

Clocks

Base Clock

—

1295 MHz

Boost Clock

—

2335 MHz

GPU Clock

925 MHz

—

Game Clock

—

2145 MHz

Memory Clock

1375 MHz 5.5 Gbps effective

2250 MHz 18 Gbps effective

Memory

Memory Size

3 GB

12 GB

VRAM (MB)

3,072

12,288 +300.0%

Memory Type

GDDR5

GDDR6

Memory Bus

384 bit

192 bit

Bandwidth

264.0 GB/s

432.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB per Array

L2 Cache

768 KB

4 MB

L3 Cache

—

48 MB

L0 Cache

—

32 KB per WGP

Performance

Pixel Rate

29.60 GPixel/s

224.2 GPixel/s

Texture Rate

118.4 GTexel/s

560.4 GTexel/s

FP32 (TFLOPS)

3.789 TFLOPS

35.87 TFLOPS

FP64 (TFLOPS)

947.2 GFLOPS (1:4)

1,120.8 GFLOPS (1:32)

FP16 (TFLOPS)

—

71.73 TFLOPS (2:1)

AI/RT

RT Cores

—

60

Power

TDP

250 W

180 W

TDP (W)

250

180 -28.0%

Suggested PSU

600 W

—

Power Connectors

1x 6-pin + 1x 8-pin

None

Architecture

Architecture

GCN 1.0

RDNA 3.0

GPU Name

Tahiti

Navi 32

Codename

—

Wheat Nas

Generation

Southern Islands (HD 7900)

Navi Mobile (RX 7000M)

Process Size

28 nm

5 nm

Transistors

4,313 million

28,100 million

Die Size

352 mm²

346 mm²

Foundry

TSMC

TSMC

Density

12.3M / mm²

81.2M / 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)

2.2

Shader Model

6.5 (5.1)

6.8

Physical

Slot Width

Dual-slot

IGP

Length

275 mm 10.8 inches

—

Height

111 mm 4.4 inches

—

Outputs

1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2

Portable Device Dependent

Bus Interface

PCIe 3.0 x16

PCIe 4.0 x16

Other

Launch Price

549 USD

—

Production

End-of-life

Active

Predecessor

Northern Islands

Polaris Mobile

Successor

Sea Islands

—

View Radeon HD 7970 Details View Radeon RX 7800M Details