NVIDIA Tesla K10 vs NVIDIA Tesla K40X Full Specs

Summary

3,072 Shaders 745MHz	2,880 Shaders 875MHz
8GB GDDR5320GB/s	12GB GDDR5288GB/s
Peak·FP32·FP16 4.58 TFLOPS	Peak·FP32·FP16 5.04 TFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 225W	TDP 235W
Power Connectors 1x 8-Pin 1x 6-Pin	Power Connectors 1x 8-Pin 1x 6-Pin

Highlights

Peak OPS

Peak OPS FP32 FP64 Memory Bandwidth TDP

Tesla K104.58 TFLOPSFP32 (2x 2.29 TFLOPS)

x1

Tesla K40X5.04 TFLOPSFP32

x1.10

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Theoretical Performance

Clock Speed745MHz UC·Boost·OC	Clock Speed875MHz UC·Base·Boost·OC
Peak OPS 4.58 TFLOPSFP32	Peak OPS 5.04 TFLOPSFP32
FP32 4.58 TFLOPS	FP32 5.04 TFLOPS
FP64 190.7 GFLOPS	FP64 1.68 TFLOPS
Pixel Rate 23.8 GPixel/s	Pixel Rate 42 GPixel/s
Texture Rate 95.4 GTexel/s	Texture Rate 210 GTexel/s

Core Config

Shaders 3,072 Shaders	Shaders 2,880 Shaders
TMUs 256 TMUs	TMUs 240 TMUs
ROPs 64 ROPs	ROPs 48 ROPs
SMs 16 SMs	SMs 15 SMs

Clocks

Base Clock -	Base Clock 745MHz
Boost Clock 745MHz	Boost Clock 875MHz

Cache

L2 Cache 512KB shared

L2 Cache 1.5MB shared

Memory

8GB GDDR5	12GB GDDR5
Memory Bus 256-bit	Memory Bus 384-bit
Memory Speed 5GT/s	Memory Speed 6GT/s
Memory Bandwidth 320GB/s	Memory Bandwidth 288GB/s
ECC No	ECC No

Power & Thermals

TDP 225W

TDP 235W

Encoder

Encoder Model NVENC 1

Encoder Model NVENC 1

Decoder

Decoder Model NVDEC 1

Decoder Model NVDEC 1

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe 2-Slots	PCIe 2-Slots
Height 111 mm (4.37") Width 272 mm (10.71") Depth 40 mm (1.57")	Height 111 mm (4.37") Width 267 mm (10.51") Depth 39 mm (1.53")
Cooling Passive	Cooling Passive
Power Connectors 1x 8-Pin, 1x 6-Pin	Power Connectors 1x 8-Pin, 1x 6-Pin

Chip

Manufacturer NVIDIA	Manufacturer NVIDIA
Chip Designer NVIDIA	Chip Designer NVIDIA
Architecture Kepler	Architecture Kepler
Family Tesla K	Family Tesla K
Branding	Branding
Codename NVE4	Codename NVF0
Chip Variant GK104-200-KD-A2	Chip Variant -
Market Segment Server	Market Segment Server
Release Date May 1, 2012	Release Date Nov 22, 2013

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node 28nm	Fabrication Node 28nm
Die Size 294mm²	Die Size 561mm²
Transistor Count 3.5 Billion	Transistor Count 7.1 Billion
Transistor Density 12.04 MTr/mm²	Transistor Density 12.62 MTr/mm²

Images

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Competitors

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