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 3070 Mobile

CORE STATE GA104

VRAM 8 GB

CLOCK SPEED 1560 MHz

TDP 115 W

BUS WIDTH 256 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

geekbench_metal

34,050

N/A

3dmark_3dmark_steel_nomad_dx12

N/A

2,380

geekbench_opencl

N/A

92,939

geekbench_vulkan

N/A

86,768

passmark_directx_10

N/A

113

passmark_directx_11

N/A

138

passmark_directx_12

N/A

64

passmark_directx_9

N/A

160

passmark_g2d

N/A

641

passmark_g3d

N/A

15,309

passmark_gpu_compute

N/A

6,827

DETAILED SPECIFICATIONS

SPECIFICATION

HD 7950

RTX 3070 Mobile

Core Specs

Shading Units

1,792

5,120 +185.7%

Shaders

1,792

5,120 +185.7%

TMUs

112

160 +42.9%

ROPs

32

80 +150.0%

Compute Units

28

—

SM Count

—

40

Clocks

Base Clock

—

1110 MHz

Boost Clock

—

1560 MHz

GPU Clock

800 MHz

—

Memory Clock

1250 MHz 5 Gbps effective

1750 MHz 14 Gbps effective

Memory

Memory Size

3 GB

8 GB

VRAM (MB)

3,072

8,192 +166.7%

Memory Type

GDDR5

GDDR6

Memory Bus

384 bit

256 bit

Bandwidth

240.0 GB/s

448.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB (per SM)

L2 Cache

768 KB

4 MB

Performance

Pixel Rate

25.60 GPixel/s

124.8 GPixel/s

Texture Rate

89.60 GTexel/s

249.6 GTexel/s

FP32 (TFLOPS)

2.867 TFLOPS

15.97 TFLOPS

FP64 (TFLOPS)

716.8 GFLOPS (1:4)

249.6 GFLOPS (1:64)

FP16 (TFLOPS)

—

15.97 TFLOPS (1:1)

AI/RT

RT Cores

—

40

Tensor Cores

—

160

Power

TDP

200 W

115 W

TDP (W)

200

115 -42.5%

Suggested PSU

550 W

—

Power Connectors

2x 6-pin

None

Architecture

Architecture

GCN 1.0

Ampere

GPU Name

Tahiti

GA104

Generation

Southern Islands (HD 7900)

GeForce 30 Mobile

Process Size

28 nm

8 nm

Transistors

4,313 million

17,400 million

Die Size

352 mm²

392 mm²

Foundry

TSMC

Samsung

Density

12.3M / mm²

44.4M / 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

—

Length

278 mm 10.9 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

449 USD

—

Production

End-of-life

End-of-life

Predecessor

Northern Islands

GeForce 20 Mobile

Successor

Sea Islands

—

View Radeon HD 7950 Details View GeForce RTX 3070 Mobile Details