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

A

AMD

RADEON

Radeon RX 5700 XT

CORE STATE Navi 10

VRAM 8 GB

CLOCK SPEED 1905 MHz

TDP 225 W

BUS WIDTH 256 bit

ARCHITECTURE RDNA 1.0

nm

PROCESS 7 nm

LAUNCH DATE 2019

PERFORMANCE BENCHMARKS

geekbench_opencl

34,541

77,773

3dmark_3dmark_steel_nomad_dx12

N/A

2,134

geekbench_metal

N/A

93,691

geekbench_vulkan

N/A

73,091

passmark_directx_10

N/A

97

passmark_directx_11

N/A

116

passmark_directx_12

N/A

64

passmark_directx_9

N/A

226

passmark_g2d

N/A

922

passmark_g3d

N/A

16,277

passmark_gpu_compute

N/A

7,650

DETAILED SPECIFICATIONS

SPECIFICATION

HD 7970

RX 5700 XT

Core Specs

Shading Units

2,048

2,560 +25.0%

Shaders

2,048

2,560 +25.0%

TMUs

128

160 +25.0%

ROPs

32

64 +100.0%

Compute Units

32

40 +25.0%

Clocks

Base Clock

—

1605 MHz

Boost Clock

—

1905 MHz

GPU Clock

925 MHz

—

Game Clock

—

1755 MHz

Memory Clock

1375 MHz 5.5 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

264.0 GB/s

448.0 GB/s

Cache

L1 Cache

16 KB (per CU)

—

L2 Cache

768 KB

4 MB

Performance

Pixel Rate

29.60 GPixel/s

121.9 GPixel/s

Texture Rate

118.4 GTexel/s

304.8 GTexel/s

FP32 (TFLOPS)

3.789 TFLOPS

9.754 TFLOPS

FP64 (TFLOPS)

947.2 GFLOPS (1:4)

609.6 GFLOPS (1:16)

FP16 (TFLOPS)

—

19.51 TFLOPS (2:1)

Power

TDP

250 W

225 W

TDP (W)

250

225 -10.0%

Suggested PSU

600 W

550 W

Power Connectors

1x 6-pin + 1x 8-pin

1x 6-pin + 1x 8-pin

Architecture

Architecture

GCN 1.0

RDNA 1.0

GPU Name

Tahiti

Navi 10

Generation

Southern Islands (HD 7900)

Navi (RX 5000)

Process Size

28 nm

7 nm

Transistors

4,313 million

10,300 million

Die Size

352 mm²

251 mm²

Foundry

TSMC

TSMC

Density

12.3M / mm²

41.0M / mm²

API Support

DirectX

12 (11_1)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.2.170

1.4

OpenCL

2.1 (1.2)

2.1

Shader Model

6.5 (5.1)

6.8

Physical

Slot Width

Dual-slot

Dual-slot

Length

275 mm 10.8 inches

272 mm 10.7 inches

Height

111 mm 4.4 inches

111 mm 4.4 inches

Outputs

1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2

1x HDMI 2.0b3x DisplayPort 1.4a

Bus Interface

PCIe 3.0 x16

PCIe 4.0 x16

Other

Launch Price

549 USD

399 USD

Production

End-of-life

End-of-life

Predecessor

Northern Islands

Vega

Successor

Sea Islands

Navi II

View Radeon HD 7970 Details View Radeon RX 5700 XT Details