AMD Instinct MI355X vs AMD Radeon RX 7600 XT Full Specs - HMC

16,384 Shaders 2.4GHz	2,048 Shaders 2.75GHz
288GB HBM3e8TB/s	16GB GDDR6288GB/s
·· 157.3 TFLOPS	·· 22.57 TFLOPS
Form Factor OAM Module	Form Factor PCIe Card
TDP 1400W	TDP 190W
Power Connectors -	Power Connectors 1x 8-Pin

Instinct MI355X

Instinct MI355X20.13 PFLOPSFP4 Tensor Sparse

x223.01

Radeon RX 7600 XT

Radeon RX 7600 XT90.28 TOPSINT4 Tensor

x1

Clock Speed ··	Clock Speed ···
Peak OPS 20.13 PFLOPSFP4 Tensor Sparse	Peak OPS 90.28 TOPSINT4 Tensor
Tensor FP4 10.07 PFLOPS FP4 Tensor Sparse 20.13 PFLOPS	-
Tensor FP8-16 5.03 PFLOPS FP8-16 Tensor Sparse 10.07 PFLOPS Tensor FP8-32 5.03 PFLOPS FP8-32 Tensor Sparse 10.07 PFLOPS	-
Tensor FP16-16 2.52 PFLOPS FP16-16 Tensor Sparse 5.03 PFLOPS Tensor FP16-32 2.52 PFLOPS FP16-32 Tensor Sparse 5.03 PFLOPS	Tensor FP16-16 22.57 TFLOPS FP16-16 Tensor Sparse - Tensor FP16-32 22.57 TFLOPS FP16-32 Tensor Sparse -
BF16 - Tensor BF16 2.52 PFLOPS BF16 Tensor Sparse 5.03 PFLOPS	BF16 45.14 TFLOPS Tensor BF16 22.57 TFLOPS BF16 Tensor Sparse -
FP32 157.3 TFLOPS Tensor FP32 157.3 TFLOPS	FP32 22.57 TFLOPS Tensor FP32 -
FP64 78.64 TFLOPS Tensor FP64 78.64 TFLOPS	FP64 705.3 GFLOPS Tensor FP64 -
Tensor INT4 5.03 POPS	Tensor INT4 90.28 TOPS
Tensor INT8 5.03 POPS	Tensor INT8 22.57 TOPS
Pixel Rate -	Pixel Rate 176.3 GPixel/s
Texture Rate -	Texture Rate 352.6 GTexel/s

Shaders 16,384 Shaders	Shaders 2,048 Shaders
TMUs -	TMUs 128 TMUs
ROPs -	ROPs 64 ROPs
Tensor Cores 1,024 T-Cores	Tensor Cores 64 T-Cores
RT Cores -	RT Cores 32 RT-Cores
CUs 256 CUs	CUs 32 CUs

Base Clock -	Base Clock 1.98GHz
Boost Clock 2.4GHz	Boost Clock 2.75GHz

L0 Cache -	L0 Cache 64KB/WGP
L1 16KB/CU	L1 256KB/Array
L2 Cache 16MB shared	L2 Cache 2MB shared
L3 Cache 256MB shared	L3 Cache 32MB shared
L3 Bandwidth -	L3 Bandwidth 1.16TB/s

288GB HBM3e	16GB GDDR6
Memory Bus 8192-bit	Memory Bus 128-bit
Memory Speed 7.8GT/s	Memory Speed 18GT/s
Memory Bandwidth 8TB/s	Memory Bandwidth 288GB/s
ECC Yes	ECC No

TDP

1400W

TDP

190W

Max Resolution -	Max Resolution 7680x4320
Refresh Rate Calculator -	Refresh Rate Calculator 7680x4320 Resolution8K UHD Refresh Rate 165Hz
Multi-Monitor -	Multi-Monitor 3
Adaptive Sync -	Adaptive Sync FreeSync
DSC Not Supported	DSC Supported
HDCP -	HDCP HDCP 2.3

-	3x DisplayPort 2.1 1x HDMI 2.1

Shader Model -	Shader Model 6.7
-	DirectX DirectX 12 Direct3D 12_2
OpenGL - OpenCL 3 Vulkan -	OpenGL 4.6 OpenCL 2.2 Vulkan 1.3
GFX 9.4	GFX 11

Encoder 4x VCN 4.0	Encoder VCN 4.0
Codec VP9 AVC (H.264) HEVC (H.265) AV1	Codec VP9 AVC (H.264) HEVC (H.265) AV1

Decoder 4x VCN 4.0	Decoder VCN 4.0
Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP9 AVC (H.264) HEVC (H.265) AV1	Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP9 AVC (H.264) HEVC (H.265) AV1

Form Factor OAM Module	Form Factor PCIe Card
PCIe PCIe 5.0 x16 -	PCIe PCIe 4.0 x8 2-Slots
-	Height 115mm (4.53") Width 204mm (8.03") Depth 40mm (1.57")
Cooling Passive -	Cooling Open-Air 2x Fans
Power Connectors -	Power Connectors 1x 8-Pin
Multi-GPU Multi-GPU Support Supported Multi-GPU Type Infinity Fabric	Multi-GPU Multi-GPU Support Supported Multi-GPU Type CrossFire XDMA

Manufacturer AMD	Manufacturer AMD
Chip Designer AMD	Chip Designer AMD
Architecture CDNA 4	Architecture RDNA 3
Family Instinct	Family Radeon RX 7000
Branding	Branding
Codename CDNA Next	Codename Hotpink Bonefish
Chip Variant -	Chip Variant Navi 33 XL
Market Segment Server	Market Segment Desktop
Release Date Jun 12, 2025	Release Date Jan 8, 2024

Foundry TSMC	Foundry TSMC
Other Foundries TSMCIO	Other Foundries -
Fabrication Node N3P N6IO	Fabrication Node N6 -
Die Size 1448mm²	Die Size 204mm²
Transistor Count 139.2B 46BIO	Transistor Count 13.3B -
Transistor Density 96.13 MTr/mm²	Transistor Density 65.2 MTr/mm²