AMD Instinct MI250X vs AMD Radeon 680M 2400MHz Full Specs

Summary

14,080 Shaders 1.7GHz	768 Shaders 2.4GHz
128GB HBM2e3.28TB/s placeholder	Shared Memory204.8GB/s LPDDR5·DDR5
Peak·FP32·FP16 47.87 TFLOPS	Peak·FP32·FP16 3.69 TFLOPS
Form Factor OAM Module	Form Factor iGPU
TDP 560W	TDP Shared

Highlights

Peak OPS

Peak OPS FP32 FP16 Tensor FP16-16 Tensor FP16-32 Tensor FP32 FP64 Tensor FP64 Tensor BF16 Tensor INT8 Tensor INT4 Memory Bandwidth TDP

Instinct MI250X383 TOPSINT4 Tensor

x51.94

Radeon 680M 2400MHz7.37 TFLOPSFP16

x1

Show Top Score

Theoretical Performance

Clock Speed1700MHz UC·Base·Boost·OC	Clock Speed2400MHz UC·Base·Boost·OC
Peak OPS 383 TOPSINT4 Tensor	Peak OPS 7.37 TFLOPSFP16
Tensor FP16-16 383 TFLOPS Tensor FP16-32 383 TFLOPS	-
Tensor BF16 383 TFLOPS	-
FP32 47.87 TFLOPS Tensor FP32 95.74 TFLOPS	FP32 3.69 TFLOPS Tensor FP32 -
FP64 47.87 TFLOPS Tensor FP64 95.74 TFLOPS	FP64 230.4 GFLOPS Tensor FP64 -
Tensor INT4 383 TOPS	Tensor INT4 -
Tensor INT8 383 TOPS	-
Pixel Rate -	Pixel Rate 76.8 GPixel/s
Texture Rate 1.5 TTexel/s	Texture Rate 115.2 GTexel/s

Core Config

Shaders 14,080 Shaders	Shaders 768 Shaders
TMUs 880 TMUs	TMUs 48 TMUs
ROPs -	ROPs 32 ROPs
Tensor Cores 880 T-Cores	Tensor Cores -
RT Cores -	RT Cores 12 RT-Cores
CUs 220 CUs	CUs 12 CUs

Clocks

Base Clock 1GHz	Base Clock 2GHz
Boost Clock 1.7GHz	Boost Clock 2.4GHz

Cache

L0 Cache -	L0 Cache 32KB/WGP
L1 16KB/CU	L1 256KB/Array
L2 Cache 16MB shared	L2 Cache -

Memory

128GB HBM2e placeholder	Shared Memory LPDDR5·DDR5
Memory Bus 8192-bit	Memory Bus 256-bit
Memory Speed 3.2GT/s	Memory Speed 6.4GT/s
Memory Bandwidth 3.28TB/s	Memory Bandwidth 204.8GB/s
ECC Yes	ECC No

Power & Thermals

TDP 560W

TDP Shared

Video Output

Max Resolution -	Max Resolution 4096x2160
Refresh Rate Calculator -	Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 64Hz
Multi-Monitor -	Multi-Monitor 4
Adaptive Sync -	Adaptive Sync FreeSync
DSC Not Supported	DSC Not Supported
HDCP -	HDCP HDCP 2.2

API Support

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 10.3

Encoder

Encoder 2x VCN 2.6	Encoder VCN 3.1
Codec AVC (H.264) HEVC (H.265)	Codec AVC (H.264) HEVC (H.265)

Decoder

Decoder 2x VCN 2.6	Decoder VCN 3.1
Codec -	Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP9 AVC (H.264) HEVC (H.265) AV1

Card

Form Factor OAM Module	Form Factor iGPU
PCIe PCIe 4.0 x16	PCIe -
Cooling Passive	Cooling Open-Air
Multi-GPU Multi-GPU Support Supported Multi-GPU Type Infinity Fabric	Multi-GPU -

Chip

Manufacturer AMD	Manufacturer AMD
Chip Designer AMD	Chip Designer AMD
Architecture CDNA 2	Architecture RDNA 2
Family Instinct	Family 600
Branding	Branding
Codename Aldebaran	Codename Rembrandt
Chip Variant Aldebaran XTX	Chip Variant -
Market Segment Server	Market Segment Laptop
Release Date Nov 8, 2021	Release Date Jan 4, 2022

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N6	Fabrication Node N6
Die Size 1448mm²	Die Size 210mm²
Transistor Count 56B	Transistor Count 13.1B
Transistor Density 38.67 MTr/mm²	Transistor Density 62 MTr/mm²

Images