GPU Comparison

A

AMD

RADEON

AMD Radeon HD 7870 XT

CORE STATE Tahiti

VRAM 2 GB

CLOCK SPEED 975 MHz

TDP 185 W

BUS WIDTH 256 bit

ARCHITECTURE GCN 1.0

nm

PROCESS 28 nm

LAUNCH DATE 2012

VS

NVIDIA

GEFORCE

GeForce RTX 2080 Ti

CORE STATE TU102

VRAM 11 GB

CLOCK SPEED 1545 MHz

TDP 250 W

BUS WIDTH 352 bit

ARCHITECTURE Turing

nm

PROCESS 12 nm

LAUNCH DATE 2018

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

N/A

3,537

geekbench_opencl

N/A

134,929

geekbench_vulkan

N/A

132,930

passmark_directx_10

N/A

153

passmark_directx_11

N/A

190

passmark_directx_12

N/A

84

passmark_directx_9

N/A

235

passmark_g2d

N/A

927

passmark_g3d

N/A

21,548

passmark_gpu_compute

N/A

10,056

DETAILED SPECIFICATIONS

SPECIFICATION

HD 7870 XT

RTX 2080 Ti

Core Specs

Shading Units

1,536

4,352 +183.3%

Shaders

1,536

4,352 +183.3%

TMUs

96

272 +183.3%

ROPs

32

88 +175.0%

Compute Units

24

—

SM Count

—

68

Clocks

Base Clock

925 MHz

1350 MHz

Boost Clock

975 MHz

1545 MHz

Memory Clock

1500 MHz 6 Gbps effective

1750 MHz 14 Gbps effective

Memory

Memory Size

2 GB

11 GB

VRAM (MB)

2,048

11,264 +450.0%

Memory Type

GDDR5

GDDR6

Memory Bus

256 bit

352 bit

Bandwidth

192.0 GB/s

616.0 GB/s

Cache

L1 Cache

16 KB (per CU)

64 KB (per SM)

L2 Cache

512 KB

5.5 MB

Performance

Pixel Rate

31.20 GPixel/s

136.0 GPixel/s

Texture Rate

93.60 GTexel/s

420.2 GTexel/s

FP32 (TFLOPS)

2.995 TFLOPS

13.45 TFLOPS

FP64 (TFLOPS)

748.8 GFLOPS (1:4)

420.2 GFLOPS (1:32)

FP16 (TFLOPS)

—

26.90 TFLOPS (2:1)

AI/RT

RT Cores

—

68

Tensor Cores

—

544

Power

TDP

185 W

250 W

TDP (W)

185

250 +35.1%

Suggested PSU

450 W

600 W

Power Connectors

2x 6-pin

2x 8-pin

Architecture

Architecture

GCN 1.0

Turing

GPU Name

Tahiti

TU102

Generation

Southern Islands (HD 7800)

GeForce 20

Process Size

28 nm

12 nm

Transistors

4,313 million

18,600 million

Die Size

352 mm²

754 mm²

Foundry

TSMC

TSMC

Density

12.3M / mm²

24.7M / 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

—

7.5

Shader Model

6.5 (5.1)

6.8

Physical

Slot Width

Dual-slot

Dual-slot

Length

267 mm 10.5 inches

267 mm 10.5 inches

Height

—

116 mm 4.6 inches

Outputs

1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2

1x HDMI 2.03x DisplayPort 1.4a1x USB Type-C

Bus Interface

PCIe 3.0 x16

PCIe 3.0 x16

Other

Launch Price

270 USD

999 USD

Production

End-of-life

End-of-life

Predecessor

Northern Islands

GeForce 10

Successor

Sea Islands

GeForce 30

View Radeon HD 7870 XT Details View GeForce RTX 2080 Ti Details