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

i

Intel

GPU

Arc A750

CORE STATE DG2-512

VRAM 8 GB

CLOCK SPEED 2400 MHz

TDP 225 W

BUS WIDTH 256 bit

ARCHITECTURE Xe-HPG

nm

PROCESS 6 nm

LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

geekbench_metal

34,050

N/A

3dmark_3dmark_steel_nomad_dx12

N/A

2,612

geekbench_opencl

N/A

98,554

geekbench_vulkan

N/A

85,631

passmark_directx_10

N/A

65

passmark_directx_11

N/A

72

passmark_directx_12

N/A

70

passmark_directx_9

N/A

181

passmark_g2d

N/A

732

passmark_g3d

N/A

12,534

passmark_gpu_compute

N/A

5,368

DETAILED SPECIFICATIONS

SPECIFICATION

HD 7950

A750

Core Specs

Shading Units

1,792

3,584 +100.0%

Shaders

1,792

3,584 +100.0%

TMUs

112

224 +100.0%

ROPs

32

112 +250.0%

Compute Units

28

—

Execution Units

—

448

Clocks

Base Clock

—

2050 MHz

Boost Clock

—

2400 MHz

GPU Clock

800 MHz

—

Memory Clock

1250 MHz 5 Gbps effective

2000 MHz 16 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

512.0 GB/s

Cache

L1 Cache

16 KB (per CU)

—

L2 Cache

768 KB

16 MB

Performance

Pixel Rate

25.60 GPixel/s

268.8 GPixel/s

Texture Rate

89.60 GTexel/s

537.6 GTexel/s

FP32 (TFLOPS)

2.867 TFLOPS

17.20 TFLOPS

FP64 (TFLOPS)

716.8 GFLOPS (1:4)

2.150 TFLOPS (1:8)

FP16 (TFLOPS)

—

34.41 TFLOPS (2:1)

AI/RT

RT Cores

—

28

XMX Cores

—

448

Power

TDP

200 W

225 W

TDP (W)

200

225 +12.5%

Suggested PSU

550 W

550 W

Power Connectors

2x 6-pin

1x 6-pin + 1x 8-pin

Architecture

Architecture

GCN 1.0

Xe-HPG

GPU Name

Tahiti

DG2-512

Generation

Southern Islands (HD 7900)

Alchemist (Arc 7)

Process Size

28 nm

6 nm

Transistors

4,313 million

21,700 million

Die Size

352 mm²

406 mm²

Foundry

TSMC

TSMC

Density

12.3M / mm²

53.4M / 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

Shader Model

6.5 (5.1)

6.6

Physical

Slot Width

Dual-slot

Dual-slot

Length

278 mm 10.9 inches

—

Height

111 mm 4.4 inches

—

Outputs

1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2

1x HDMI 2.13x DisplayPort 2.0

Bus Interface

PCIe 3.0 x16

PCIe 4.0 x16

Other

Launch Price

449 USD

289 USD

Production

End-of-life

End-of-life

Predecessor

Northern Islands

Xe Graphics

Successor

Sea Islands

Battlemage

View Radeon HD 7950 Details View Arc A750 Details