NVIDIA GRID K2 vs AMD Radeon Instinct MI25
We compared two Professional market GPUs: 4GB VRAM GRID K2 and 16GB VRAM Radeon Instinct MI25 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GRID K2 's Advantages
Lower TDP (225W vs 300W)
AMD Radeon Instinct MI25 's Advantages
Released 4 years and 1 months late
Boost Clock1500MHz
More VRAM (16GB vs 4GB)
Larger VRAM bandwidth (436.2GB/s vs 160.0GB/s)
2560 additional rendering cores
Score
Benchmark
FP32 (float)
GRID K2
2.289 TFLOPS
Radeon Instinct MI25
+436%
12.29 TFLOPS
Graphics Card
May 2013
Release Date
Jun 2017
GRID
Generation
Radeon Instinct
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1400 MHz
-
Boost Clock
1500 MHz
1250 MHz
Memory Clock
852 MHz
Memory
4GB
Memory Size
16GB
GDDR5
Memory Type
HBM2
256bit
Memory Bus
2048bit
160.0GB/s
Bandwidth
436.2GB/s
Render Config
-
Compute Units
64
-
-
-
1536
Shading Units
4096
128
TMUs
256
32
ROPs
64
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
4 MB
-
-
-
Theoretical Performance
23.84 GPixel/s
Pixel Rate
96.00 GPixel/s
95.36 GTexel/s
Texture Rate
384.0 GTexel/s
-
FP16 (half)
24.58 TFLOPS
2.289 TFLOPS
FP32 (float)
12.29 TFLOPS
95.36 GFLOPS
FP64 (double)
768.0 GFLOPS
Board Design
225W
TDP
300W
550 W
Suggested PSU
700 W
No outputs
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
2x 8-pin
Graphics Processor
GK104
GPU Name
Vega 10
GK104-895-A2
GPU Variant
Vega 10 XT GL
(215-0894124)
Kepler
Architecture
GCN 5.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
3.54 billion
Transistors
12.5 billion
294 mm²
Die Size
495 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.2.175
Vulkan
1.2
3.0
CUDA
-
6.5 (5.1)
Shader Model
6.4
