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NVIDIA Tesla K8

Graphics Processor
GK104
Cores
1536
TMUs
128
ROPs
32
Memory Size
8 GB
Memory Type
GDDR5
Bus Width
256 bit
GPU Chip
GPU
The Tesla K8 was a professional graphics card by NVIDIA, launched on September 16th, 2014. Built on the 28 nm process, and based on the GK104 graphics processor, the card supports DirectX 12. The GK104 graphics processor is an average sized chip with a die area of 294 mm² and 3,540 million transistors. It features 1536 shading units, 128 texture mapping units, and 32 ROPs. NVIDIA has paired 8 GB GDDR5 memory with the Tesla K8, which are connected using a 256-bit memory interface. The GPU is operating at a frequency of 693 MHz, which can be boosted up to 811 MHz, memory is running at 1250 MHz (5 Gbps effective).
Being a single-slot card, the NVIDIA Tesla K8 draws power from 1x 6-pin power connector, with power draw rated at 100 W maximum. This device has no display connectivity, as it is not designed to have monitors connected to it. Tesla K8 is connected to the rest of the system using a PCI-Express 2.0 x16 interface. The card measures 241 mm in length, and features a single-slot cooling solution.

Graphics Processor

GPU Name
GK104
Architecture
Kepler
Foundry
TSMC
Process Size
28 nm
Transistors
3,540 million
Density
12.0M / mm²
Die Size
294 mm²
Chip Package
BGA-1745

Graphics Card

Release Date
Sep 16th, 2014
Generation
Tesla Kepler
(Kxx)
Predecessor
Tesla Fermi
Successor
Tesla Maxwell
Production
End-of-life
Bus Interface
PCIe 2.0 x16

Relative Performance

GeForce 210
4%
GeForce 9400 GT
6%
Radeon HD 4550
7%
Radeon HD 5450
9%
Radeon HD 6450
10%
GeForce GT 520
11%
GeForce GT 220
14%
GeForce GT 430
18%
Radeon HD 5570
18%
Radeon HD 4670
19%
GeForce GT 440
21%
GeForce GT 240
21%
GeForce 9600 GT
24%
Radeon HD 5670
26%
GeForce GT 640
27%
GeForce 9800 GT
28%
Radeon HD 6670
29%
Radeon HD 4830
30%
Radeon HD 4770
32%
Radeon HD 4850
34%
GeForce GTS 250
35%
GeForce GTS 450
36%
Radeon HD 5750
37%
Radeon HD 7750
43%
Radeon HD 5770
43%
GeForce GTX 260
44%
Radeon HD 4870
44%
Radeon Vega 8
44%
GeForce GTX 550 Ti
45%
GeForce GTX 650
45%
Radeon HD 5830
48%
Radeon HD 6790
50%
Radeon HD 4890
51%
GeForce GTX 460
53%
Radeon RX Vega 11
53%
GeForce GT 1030
54%
GeForce GTX 275
54%
Radeon HD 7770 GHz Edition
55%
GeForce GTX 280
55%
GeForce GTX 465
56%
Radeon HD 6850
58%
GeForce GTX 285
60%
Radeon HD 5850
64%
GeForce GTX 650 Ti
65%
Radeon HD 7790
65%
Radeon RX 550
68%
GeForce GTX 470
68%
Radeon HD 6870
70%
Radeon HD 5870
75%
GeForce GTX 560 Ti
78%
Radeon HD 4870 X2
78%
GeForce GTX 750 Ti
79%
Radeon HD 6950
80%
GeForce GTX 295
83%
GeForce GTX 650 Ti Boost
84%
Radeon HD 7850
84%
GeForce GTX 480
86%
Radeon HD 6970
90%
Radeon R7 265
91%
Radeon RX 460
93%
Radeon R7 370
93%
GeForce GTX 660
93%
GeForce GTX 570
93%
Radeon RX 560
95%
Tesla K8
100%
GeForce GTX 950
101%
Radeon HD 7870 GHz Edition
102%
Radeon R9 270X
104%
GeForce GTX 660 Ti
105%
GeForce GTX 580
106%
GeForce GTX 1050
107%
Radeon HD 7950
107%
GeForce GTX 1630
109%
Radeon HD 5970
109%
GeForce GTX 760
112%
GeForce GTX 670
121%
GeForce GTX 960
124%
Radeon R9 380
127%
Radeon R9 285
128%
Radeon HD 7970
129%
GeForce GTX 680
130%
GeForce GTX 1050 Ti
133%
GeForce GTX 770
137%
Radeon HD 6990
140%
Radeon R9 280X
144%
GeForce GTX 590
146%
Radeon HD 7970 GHz Edition
146%
GeForce GTX 780
161%
Arc A380
162%
Radeon RX 6400
164%
GeForce GTX 1650
167%
Radeon RX 470
178%
Radeon R9 290
180%
Radeon RX 570
190%
Radeon R9 390
192%
Radeon R9 290X
193%
GeForce GTX 970
196%
GeForce GTX TITAN
198%
GeForce GTX 780 Ti
201%
Radeon R9 390X
204%
Radeon HD 7990
205%
Radeon RX 480
206%
GeForce GTX 690
207%
GeForce GTX 1060 6 GB
213%
Radeon RX 5500 OEM
216%
Radeon RX 580
218%
Radeon RX 5500 XT
220%
Radeon RX 6500 XT
222%
GeForce GTX 980
223%
GeForce GTX 1650 SUPER
225%
Radeon R9 FURY
226%
Radeon RX 590
236%
Radeon R9 295X2
248%
GeForce GTX 1660
250%
Radeon R9 FURY X
253%
GeForce GTX 980 Ti
257%
GeForce GTX TITAN X
264%
GeForce GTX 1660 SUPER
272%
GeForce GTX 1070
287%
GeForce GTX 1660 Ti
287%
GeForce RTX 3050 8 GB
291%
Radeon RX Vega 56
305%
GeForce GTX 1070 Ti
324%
Radeon RX 5600 XT
329%
Radeon RX Vega 64
333%
GeForce GTX 1080
338%
GeForce RTX 2060
338%
Radeon RX 5700
352%
Arc A580
352%
Radeon RX 6600
367%
GeForce RTX 2060 SUPER
379%
GeForce RTX 2070
384%
Radeon RX 5700 XT
385%
GeForce RTX 3060 12 GB
392%
Arc A750
405%
Radeon VII
407%
TITAN X Pascal
418%
Radeon RX 6600 XT
422%
GeForce GTX 1080 Ti
430%
Arc A770
435%
GeForce RTX 2070 SUPER
435%
Radeon RX 6650 XT
457%
Radeon RX 7600
463%
GeForce RTX 4060
465%
GeForce RTX 2080
468%
Radeon RX 7600 XT
477%
GeForce RTX 2080 SUPER
490%
GeForce RTX 3060 Ti
502%
Radeon RX 6700 XT
520%
Radeon RX 6750 XT
552%
GeForce RTX 4060 Ti 8 GB
558%
GeForce RTX 2080 Ti
562%
GeForce RTX 3070
588%
GeForce RTX 3070 Ti
630%
Radeon RX 7700 XT
636%
Radeon RX 6800
649%
GeForce RTX 4070
719%
Radeon RX 6800 XT
737%
GeForce RTX 3080
765%
Radeon RX 7800 XT
772%
Radeon RX 6900 XT
794%
GeForce RTX 4070 SUPER
834%
Radeon RX 7900 GRE
850%
GeForce RTX 3080 Ti
857%
Radeon RX 6950 XT
858%
GeForce RTX 3090
873%
GeForce RTX 4070 Ti
895%
GeForce RTX 4070 Ti SUPER
977%
Radeon RX 7900 XT
1004%
GeForce RTX 3090 Ti
1012%
GeForce RTX 4080
1137%
GeForce RTX 4080 SUPER
1154%
Radeon RX 7900 XTX
1165%
GeForce RTX 4090
1428%
Based on TPU review data: "Performance Summary" at 1920x1080, 4K for 2080 Ti and faster.
Performance estimated based on architecture, shader count and clocks.

Clock Speeds

Base Clock
693 MHz
Boost Clock
811 MHz
Memory Clock
1250 MHz
5 Gbps effective

Memory

Memory Size
8 GB
Memory Type
GDDR5
Memory Bus
256 bit
Bandwidth
160.0 GB/s

Render Config

Shading Units
1536
TMUs
128
ROPs
32
SMX Count
8
L1 Cache
16 KB (per SMX)
L2 Cache
512 KB

Theoretical Performance

Pixel Rate
25.95 GPixel/s
Texture Rate
103.8 GTexel/s
FP32 (float)
2.491 TFLOPS
FP64 (double)
103.8 GFLOPS (1:24)

Board Design

Slot Width
Single-slot
Length
241 mm
9.5 inches
TDP
100 W
Suggested PSU
300 W
Outputs
No outputs
Power Connectors
1x 6-pin
Board Number
P2004

Graphics Features

DirectX
12 (11_0)
OpenGL
4.6
OpenCL
3.0
Vulkan
1.2.175
CUDA
3.0
Shader Model
6.5 (5.1)

GK104 GPU Notes

NVENC: 1st Gen
NVDEC: 1st Gen
PureVideo HD: VP5
VDPAU: Feature Set D

L1 Cache is configurable from 16 KB up to 48 KB per SMX
Apr 23rd, 2024 15:58 EDT change timezone

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