NVIDIA Tesla K40c vs AMD Radeon RX 6900 XTX
GPU Specs Compare
Graphics Card
Release Date
Oct 2013
Unknown
Generation
Tesla
Navi II
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
745 MHz
2075 MHz
Boost Clock
876 MHz
2435 MHz
Memory Clock
1502 MHz
2250 MHz
Memory
Memory Size
12GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
256bit
Bandwidth
288.4GB/s
576.0GB/s
Render Config
Shading Units
2880
5120
TMUs
240
320
ROPs
48
128
L1 Cache
16 KB (per SMX)
128 KB per Array
L2 Cache
1536 KB
4 MB
Compute Units
-
80
RT Cores
-
80
L3 Cache
-
128 MB
Theoretical Performance
Pixel Rate
52.56 GPixel/s
311.7 GPixel/s
Texture Rate
210.2 GTexel/s
779.2 GTexel/s
FP32 (float)
5.046 TFLOPS
24.93 TFLOPS
FP64 (double)
1.682 TFLOPS
1.558 TFLOPS
FP16 (half)
-
49.87 TFLOPS
Graphics Processor
GPU Name
GK180
Navi 21
GPU Variant
GK180-890-A1
Navi 21 XTXH(215-121000247)
Architecture
Kepler
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
7.08 billion
26.8 billion
Die Size
561 mm²
520 mm²
Board Design
TDP
245W
330W
Suggested PSU
550 W
700 W
Outputs
No outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Power Connectors
1x 6-pin + 1x 8-pin
2x 8-pin
Graphics Features
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.1
1.3
CUDA
3.5
-
Shader Model
5.1
6.5