GPU Comparison

A

AMD

RADEON

AMD Radeon HD 7950

CORE STATE Tahiti

VRAM 3 GB

CLOCK SPEED —

TDP 200 W

BUS WIDTH 384 bit

ARCHITECTURE GCN 1.0

nm

PROCESS 28 nm

LAUNCH DATE 2012

VS

NVIDIA

GEFORCE

GeForce RTX 4080

CORE STATE AD103

VRAM 16 GB

CLOCK SPEED 2505 MHz

TDP 320 W

BUS WIDTH 256 bit

ARCHITECTURE Ada Lovelace

nm

PROCESS 5 nm

LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

geekbench_metal

34,050

N/A

3dmark_3dmark_steel_nomad_dx12

N/A

6,567

geekbench_opencl

N/A

240,854

geekbench_vulkan

N/A

216,045

passmark_directx_10

N/A

204

passmark_directx_11

N/A

314

passmark_directx_12

N/A

132

passmark_directx_9

N/A

370

passmark_g2d

N/A

1,239

passmark_g3d

N/A

34,457

passmark_gpu_compute

N/A

20,671

DETAILED SPECIFICATIONS

SPECIFICATION

HD 7950

RTX 4080

Core Specs

Shading Units

1,792

9,728 +442.9%

Shaders

1,792

9,728 +442.9%

TMUs

112

304 +171.4%

ROPs

32

112 +250.0%

Compute Units

28

—

SM Count

—

76

Clocks

Base Clock

—

2205 MHz

Boost Clock

—

2505 MHz

GPU Clock

800 MHz

—

Memory Clock

1250 MHz 5 Gbps effective

1400 MHz 22.4 Gbps effective

Memory

Memory Size

3 GB

16 GB

VRAM (MB)

3,072

16,384 +433.3%

Memory Type

GDDR5

GDDR6X

Memory Bus

384 bit

256 bit

Bandwidth

240.0 GB/s

716.8 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB (per SM)

L2 Cache

768 KB

64 MB

Performance

Pixel Rate

25.60 GPixel/s

280.6 GPixel/s

Texture Rate

89.60 GTexel/s

761.5 GTexel/s

FP32 (TFLOPS)

2.867 TFLOPS

48.74 TFLOPS

FP64 (TFLOPS)

716.8 GFLOPS (1:4)

761.5 GFLOPS (1:64)

FP16 (TFLOPS)

—

48.74 TFLOPS (1:1)

AI/RT

RT Cores

—

76

Tensor Cores

—

304

Power

TDP

200 W

320 W

TDP (W)

200

320 +60.0%

Suggested PSU

550 W

700 W

Power Connectors

2x 6-pin

1x 16-pin

Architecture

Architecture

GCN 1.0

Ada Lovelace

GPU Name

Tahiti

AD103

Generation

Southern Islands (HD 7900)

GeForce 40

Process Size

28 nm

5 nm

Transistors

4,313 million

45,900 million

Die Size

352 mm²

379 mm²

Foundry

TSMC

TSMC

Density

12.3M / mm²

121.1M / 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

Triple-slot

Length

278 mm 10.9 inches

310 mm 12.2 inches

Height

111 mm 4.4 inches

140 mm 5.5 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

449 USD

1,199 USD

Production

End-of-life

End-of-life

Predecessor

Northern Islands

GeForce 30

Successor

Sea Islands

GeForce 50

View Radeon HD 7950 Details View GeForce RTX 4080 Details