GPU Comparison

NVIDIA

GEFORCE

NVIDIA Tesla K20m

CORE STATE GK110

VRAM 5 GB

CLOCK SPEED —

TDP 225 W

BUS WIDTH 320 bit

ARCHITECTURE Kepler

nm

PROCESS 28 nm

LAUNCH DATE 2013

VS

NVIDIA

GEFORCE

TITAN Xp

CORE STATE GP102

VRAM 12 GB

CLOCK SPEED 1582 MHz

TDP 250 W

BUS WIDTH 384 bit

ARCHITECTURE Pascal

nm

PROCESS 16 nm

LAUNCH DATE 2017

PERFORMANCE BENCHMARKS

geekbench_opencl

16,085

72,596

geekbench_vulkan

21,936

87,243

3dmark_3dmark_steel_nomad_dx12

N/A

2,372

passmark_directx_10

N/A

119

passmark_directx_11

N/A

152

passmark_directx_12

N/A

69

passmark_directx_9

N/A

226

passmark_g2d

N/A

883

passmark_g3d

N/A

18,750

passmark_gpu_compute

N/A

9,430

DETAILED SPECIFICATIONS

SPECIFICATION

Tesla K20m

TITAN Xp

Core Specs

Shading Units

2,496

3,840 +53.8%

Shaders

2,496

3,840 +53.8%

TMUs

208

240 +15.4%

ROPs

40

96 +140.0%

SM Count

—

30

Clocks

Base Clock

—

1405 MHz

Boost Clock

—

1582 MHz

GPU Clock

706 MHz

—

Memory Clock

1300 MHz 5.2 Gbps effective

1426 MHz 11.4 Gbps effective

Memory

Memory Size

5 GB

12 GB

VRAM (MB)

5,120

12,288 +140.0%

Memory Type

GDDR5

GDDR5X

Memory Bus

320 bit

384 bit

Bandwidth

208.0 GB/s

547.6 GB/s

Cache

L1 Cache

16 KB (per SMX)

48 KB (per SM)

L2 Cache

1280 KB

3 MB

Performance

Pixel Rate

36.71 GPixel/s

151.9 GPixel/s

Texture Rate

146.8 GTexel/s

379.7 GTexel/s

FP32 (TFLOPS)

3.524 TFLOPS

12.15 TFLOPS

FP64 (TFLOPS)

1,174.8 GFLOPS (1:3)

379.7 GFLOPS (1:32)

FP16 (TFLOPS)

—

189.8 GFLOPS (1:64)

Power

TDP

225 W

250 W

TDP (W)

225

250 +11.1%

Suggested PSU

550 W

600 W

Power Connectors

1x 6-pin + 1x 8-pin

1x 6-pin + 1x 8-pin

Architecture

Architecture

Kepler

Pascal

GPU Name

GK110

GP102

Generation

Tesla Kepler (Kxx)

GeForce 10

Process Size

28 nm

16 nm

Transistors

7,080 million

11,800 million

Die Size

561 mm²

471 mm²

Foundry

TSMC

TSMC

Density

12.6M / mm²

25.1M / mm²

API Support

DirectX

12 (11_0)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.2.175

1.4

OpenCL

3.0

3.0

CUDA

3.5

6.1

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

—

112 mm 4.4 inches

Outputs

No outputs

1x HDMI 2.03x DisplayPort 1.4a

Bus Interface

PCIe 2.0 x16

PCIe 3.0 x16

Other

Launch Price

3,199 USD

1,199 USD

Production

End-of-life

End-of-life

Predecessor

Tesla Fermi

GeForce 900

Successor

Tesla Maxwell

GeForce 20

View Tesla K20m Details View TITAN Xp Details