AMD Instinct MI325X vs AMD Radeon RX 7800 XT Full Specs - HMC

19,456 Shaders 2.1GHz	3,840 Shaders 2.43GHz
288GB HBM3e6.01TB/s	16GB GDDR6620.8GB/s
·· 163.4 TFLOPS	·· 37.32 TFLOPS
Form Factor OAM Module	Form Factor PCIe Card
TDP 560W	TDP 263W
Power Connectors -	Power Connectors 2x 8-Pin

Instinct MI325X

Instinct MI325X5.23 POPSINT4 Tensor Sparse

x35.03

Radeon RX 7800 XT

Radeon RX 7800 XT149.3 TOPSINT4 Tensor

x1

Clock Speed ···	Clock Speed ···
Peak OPS 5.23 POPSINT4 Tensor Sparse	Peak OPS 149.3 TOPSINT4 Tensor
Tensor FP8-16 2.62 PFLOPS FP8-16 Tensor Sparse 5.23 PFLOPS Tensor FP8-32 2.62 PFLOPS FP8-32 Tensor Sparse 5.23 PFLOPS	-
Tensor FP16-16 1.31 PFLOPS FP16-16 Tensor Sparse 2.62 PFLOPS Tensor FP16-32 1.31 PFLOPS FP16-32 Tensor Sparse 2.62 PFLOPS	Tensor FP16-16 37.32 TFLOPS FP16-16 Tensor Sparse - Tensor FP16-32 37.32 TFLOPS FP16-32 Tensor Sparse -
BF16 - Tensor BF16 1.31 PFLOPS BF16 Tensor Sparse 2.62 PFLOPS	BF16 74.65 TFLOPS Tensor BF16 37.32 TFLOPS BF16 Tensor Sparse -
Tensor TF32 653.7 TFLOPS	Tensor TF32 -
FP32 163.4 TFLOPS Tensor FP32 163.4 TFLOPS	FP32 37.32 TFLOPS Tensor FP32 -
FP64 81.72 TFLOPS Tensor FP64 163.4 TFLOPS	FP64 1.17 TFLOPS Tensor FP64 -
Tensor INT4 2.62 POPS	Tensor INT4 149.3 TOPS
Tensor INT8 2.62 POPS	Tensor INT8 37.32 TOPS
Pixel Rate -	Pixel Rate 233.3 GPixel/s
Texture Rate 2.55 TTexel/s	Texture Rate 583.2 GTexel/s

Shaders 19,456 Shaders	Shaders 3,840 Shaders
TMUs 1,216 TMUs	TMUs 240 TMUs
ROPs -	ROPs 96 ROPs
Tensor Cores 1,216 T-Cores	Tensor Cores 120 T-Cores
RT Cores -	RT Cores 60 RT-Cores
CUs 304 CUs	CUs 60 CUs

Base Clock 1GHz	Base Clock 1.8GHz
Boost Clock 2.1GHz	Boost Clock 2.43GHz

L0 Cache -	L0 Cache 64KB/WGP
L1 16KB/CU	L1 256KB/Array
L2 Cache 16MB shared	L2 Cache 4MB shared
L3 Cache 256MB shared	L3 Cache 64MB shared
L3 Bandwidth -	L3 Bandwidth 2.25TB/s

288GB HBM3e	16GB GDDR6
Memory Bus 8192-bit	Memory Bus 256-bit
Memory Speed 5.9GT/s	Memory Speed 19.4GT/s
Memory Bandwidth 6.01TB/s	Memory Bandwidth 620.8GB/s
ECC Yes	ECC No

TDP

560W

TDP

263W

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 2x VCN 2.6	Encoder VCN 4.0
Codec - AVC (H.264) HEVC (H.265) -	Codec VP9 AVC (H.264) HEVC (H.265) AV1

Decoder 2x VCN 2.6	Decoder VCN 4.0
Codec -	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 x16 2.5-Slots
-	Height 111mm (4.37") Width 267mm (10.51") Depth 50mm (1.97")
Cooling Passive -	Cooling Open-Air 2x Fans
Power Connectors -	Power Connectors 2x 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 3	Architecture RDNA 3
Family Instinct	Family Radeon RX 7000
Branding	Branding
Codename Aqua Vanjaram	Codename Wheat Nas
Chip Variant Aqua Vanjaram XTX	Chip Variant Navi 32
Market Segment Server	Market Segment Desktop
Release Date Jun 2, 2024	Release Date Aug 25, 2023

Foundry TSMC	Foundry TSMC
Other Foundries TSMCActive Interposer -	Other Foundries - TSMCMCD
Fabrication Node N5 N6Active Interposer -	Fabrication Node N5 - N6MCD
Die Size 1480mm² -	Die Size 200mm² 150mm²MCD
Transistor Count 146B -	Transistor Count 28.1B 8.2BMCD
Transistor Density 98.65 MTr/mm² -	Transistor Density 140.5 MTr/mm² 54.67 MTr/mm²MCD