GPU Comparison
RADEON
AMD Radeon Instinct MI355X
CORE STATE
Aqua Vanjaram
VRAM
288 GB
CLOCK SPEED
2400 MHz
TDP
1400 W
BUS WIDTH
8192 bit
ARCHITECTURE
CDNA 3.0
PROCESS
5 nm
LAUNCH DATE
—
VS
GEFORCE
GeForce RTX 5080 SUPER
CORE STATE
GB203
VRAM
24 GB
CLOCK SPEED
2617 MHz
TDP
415 W
BUS WIDTH
256 bit
ARCHITECTURE
Blackwell 2.0
PROCESS
5 nm
LAUNCH DATE
2026
DETAILED SPECIFICATIONS
SPECIFICATION
Instinct MI355X
RTX 5080 SUPER
Core Specs
Shading Units
16,384
10,752
-34.4%
Shaders
16,384
10,752
-34.4%
TMUs
1,024
336
-67.2%
ROPs
0
112
+∞%
Compute Units
256
—
Clocks
Base Clock
1000 MHz
2295 MHz
Boost Clock
2400 MHz
2617 MHz
Memory Clock
2000 MHz
8 Gbps effective
2000 MHz 32 Gbps effective
Memory
Memory Size
288 GB
24 GB
VRAM (MB)
294,912
24,576
-91.7%
Memory Type
HBM3e
GDDR7
Memory Bus
8192 bit
256 bit
Bandwidth
8.19 TB/s
1.02 TB/s
Cache
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
16 MB
64 MB
L3 Cache
256 MB
—
Performance
Pixel Rate
0 MPixel/s
293.1 GPixel/s
Texture Rate
2,457.6 GTexel/s
879.3 GTexel/s
FP32 (TFLOPS)
78.64 TFLOPS
56.28 TFLOPS
FP64 (TFLOPS)
78.64 TFLOPS (1:1)
879.3 GFLOPS (1:64)
FP16 (TFLOPS)
629.1 TFLOPS (8:1)
56.28 TFLOPS (1:1)
AI/RT
RT Cores
—
84
Tensor Cores
—
336
Matrix Cores
1,024
—
Power
TDP
1400 W
415 W
TDP (W)
1,400
415
-70.4%
Suggested PSU
1800 W
—
Power Connectors
None
1x 16-pin
Architecture
Architecture
CDNA 3.0
Blackwell 2.0
GPU Name
Aqua Vanjaram
GB203
Generation
Radeon Instinct
(MIx)
GeForce 50
Process Size
5 nm
5 nm
Transistors
153,000 million
45,600 million
Die Size
1017 mm²
378 mm²
Foundry
TSMC
TSMC
Density
150.4M / mm²
120.6M / mm²
AMD MCM
MCM
2
—
API Support
DirectX
—
12 Ultimate (12_2)
OpenGL
—
4.6
Vulkan
—
1.4
OpenCL
3.0
3.0
Shader Model
—
6.8
Physical
Slot Width
OAM Module
Dual-slot
Length
—
304 mm 12 inches
Height
—
137 mm 5.4 inches
Outputs
No outputs
1x HDMI 2.1b 3x DisplayPort 2.1b
Bus Interface
PCIe 5.0 x16
PCIe 5.0 x16
Other
Launch Price
—
999 USD
Production
—
Active
Predecessor
FirePro Data Center
—