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 3080

CORE STATE GA102

VRAM 10 GB

CLOCK SPEED 1710 MHz

TDP 320 W

BUS WIDTH 320 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2020

PERFORMANCE BENCHMARKS

geekbench_metal

34,050

N/A

3dmark_3dmark_steel_nomad_dx12

N/A

4,407

geekbench_opencl

N/A

167,014

geekbench_vulkan

N/A

145,176

passmark_directx_10

N/A

170

passmark_directx_11

N/A

207

passmark_directx_12

N/A

100

passmark_directx_9

N/A

258

passmark_g2d

N/A

1,054

passmark_g3d

N/A

25,086

passmark_gpu_compute

N/A

14,397

DETAILED SPECIFICATIONS

SPECIFICATION

HD 7950

RTX 3080

Core Specs

Shading Units

1,792

8,704 +385.7%

Shaders

1,792

8,704 +385.7%

TMUs

112

272 +142.9%

ROPs

32

96 +200.0%

Compute Units

28

—

SM Count

—

68

Clocks

Base Clock

—

1440 MHz

Boost Clock

—

1710 MHz

GPU Clock

800 MHz

—

Memory Clock

1250 MHz 5 Gbps effective

1188 MHz 19 Gbps effective

Memory

Memory Size

3 GB

10 GB

VRAM (MB)

3,072

10,240 +233.3%

Memory Type

GDDR5

GDDR6X

Memory Bus

384 bit

320 bit

Bandwidth

240.0 GB/s

760.3 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB (per SM)

L2 Cache

768 KB

5 MB

Performance

Pixel Rate

25.60 GPixel/s

164.2 GPixel/s

Texture Rate

89.60 GTexel/s

465.1 GTexel/s

FP32 (TFLOPS)

2.867 TFLOPS

29.77 TFLOPS

FP64 (TFLOPS)

716.8 GFLOPS (1:4)

465.1 GFLOPS (1:64)

FP16 (TFLOPS)

—

29.77 TFLOPS (1:1)

AI/RT

RT Cores

—

68

Tensor Cores

—

272

Power

TDP

200 W

320 W

TDP (W)

200

320 +60.0%

Suggested PSU

550 W

700 W

Power Connectors

2x 6-pin

1x 12-pin

Architecture

Architecture

GCN 1.0

Ampere

GPU Name

Tahiti

GA102

Generation

Southern Islands (HD 7900)

GeForce 30

Process Size

28 nm

8 nm

Transistors

4,313 million

28,300 million

Die Size

352 mm²

628 mm²

Foundry

TSMC

Samsung

Density

12.3M / mm²

45.1M / 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

—

8.6

Shader Model

6.5 (5.1)

6.8

Physical

Slot Width

Dual-slot

Dual-slot

Length

278 mm 10.9 inches

285 mm 11.2 inches

Height

111 mm 4.4 inches

112 mm 4.4 inches

Outputs

1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2

1x HDMI 2.13x DisplayPort 1.4a

Bus Interface

PCIe 3.0 x16

PCIe 4.0 x16

Other

Launch Price

449 USD

699 USD

Production

End-of-life

End-of-life

Predecessor

Northern Islands

GeForce 20

Successor

Sea Islands

GeForce 40

View Radeon HD 7950 Details View GeForce RTX 3080 Details