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 RTX 5080 Mobile

CORE STATE GB203

VRAM 16 GB

CLOCK SPEED 1500 MHz

TDP 80 W

BUS WIDTH 256 bit

ARCHITECTURE Blackwell 2.0

nm

PROCESS 5 nm

LAUNCH DATE 2025

PERFORMANCE BENCHMARKS

geekbench_opencl

34,541

166,986

3dmark_3dmark_steel_nomad_dx12

N/A

4,952

geekbench_vulkan

N/A

169,754

passmark_directx_10

N/A

171

passmark_directx_11

N/A

253

passmark_directx_12

N/A

116

passmark_directx_9

N/A

314

passmark_g2d

N/A

1,095

passmark_g3d

N/A

27,711

passmark_gpu_compute

N/A

12,134

DETAILED SPECIFICATIONS

SPECIFICATION

HD 7970

RTX 5080 Mobile

Core Specs

Shading Units

2,048

7,680 +275.0%

Shaders

2,048

7,680 +275.0%

TMUs

128

240 +87.5%

ROPs

32

96 +200.0%

Compute Units

32

—

SM Count

—

60

Clocks

Base Clock

—

975 MHz

Boost Clock

—

1500 MHz

GPU Clock

925 MHz

—

Memory Clock

1375 MHz 5.5 Gbps effective

1750 MHz 28 Gbps effective

Memory

Memory Size

3 GB

16 GB

VRAM (MB)

3,072

16,384 +433.3%

Memory Type

GDDR5

GDDR7

Memory Bus

384 bit

256 bit

Bandwidth

264.0 GB/s

896.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB (per SM)

L2 Cache

768 KB

64 MB

Performance

Pixel Rate

29.60 GPixel/s

144.0 GPixel/s

Texture Rate

118.4 GTexel/s

360.0 GTexel/s

FP32 (TFLOPS)

3.789 TFLOPS

23.04 TFLOPS

FP64 (TFLOPS)

947.2 GFLOPS (1:4)

360.0 GFLOPS (1:64)

FP16 (TFLOPS)

—

23.04 TFLOPS (1:1)

AI/RT

RT Cores

—

60

Tensor Cores

—

240

Power

TDP

250 W

80 W

TDP (W)

250

80 -68.0%

Suggested PSU

600 W

—

Power Connectors

1x 6-pin + 1x 8-pin

None

Architecture

Architecture

GCN 1.0

Blackwell 2.0

GPU Name

Tahiti

GB203

Generation

Southern Islands (HD 7900)

GeForce 50 Mobile

Process Size

28 nm

5 nm

Transistors

4,313 million

45,600 million

Die Size

352 mm²

378 mm²

Foundry

TSMC

TSMC

Density

12.3M / mm²

120.6M / 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

—

12.0

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 5.0 x16

Other

Launch Price

549 USD

—

Production

End-of-life

Active

Predecessor

Northern Islands

GeForce 40 Mobile

Successor

Sea Islands

—

View Radeon HD 7970 Details View GeForce RTX 5080 Mobile Details