NVIDIA GeForce GTX 780 6 GB vs AMD Radeon Instinct MI355X
GPU Specs Compare
Graphics Card
Release Date
Sep 2013
Jun 2025
Generation
GeForce 700
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
863 MHz
1000 MHz
Boost Clock
902 MHz
2400 MHz
Memory Clock
1502 MHz
2000 MHz
Memory
Memory Size
6GB
288GB
Memory Type
GDDR5
HBM3e
Memory Bus
384bit
8192bit
Bandwidth
288.4GB/s
8.19TB/s
Render Config
Shading Units
2304
16384
TMUs
192
1024
ROPs
48
0
L1 Cache
16 KB (per SMX)
32 KB (per CU)
L2 Cache
1536 KB
32 MB
Compute Units
-
256
Tensor Cores
-
1216
L3 Cache
-
256 MB
Theoretical Performance
Pixel Rate
43.30 GPixel/s
0 MPixel/s
Texture Rate
173.2 GTexel/s
2457.6 GTexel/s
FP32 (float)
4.156 TFLOPS
78.64 TFLOPS
FP64 (double)
173.2 GFLOPS
39.32 TFLOPS
FP16 (half)
-
78.64 TFLOPS
Graphics Processor
GPU Name
GK110B
MI350 256CU
GPU Variant
GK110-301-B1
-
Architecture
Kepler
CDNA 4.0
Foundry
TSMC
TSMC
Process Size
28 nm
3 nm
Transistors
7.08 billion
185 billion
Die Size
561 mm²
Unknown
Board Design
TDP
250W
1400W
Suggested PSU
600 W
1800 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (11_1)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.1
N/A
CUDA
3.5
-
Shader Model
5.1
N/A