AMD Radeon 680M 2200MHz vs AMD Radeon RX 6950 XT Full Specs

Summary

768 Shaders 2.2GHz	5,120 Shaders 2.32GHz
Shared Memory102.4GB/s LPDDR5·DDR5	16GB GDDR6576GB/s placeholder
Peak·FP32·FP16 3.38 TFLOPS	Peak·FP32·FP16 23.8 TFLOPS
Form Factor iGPU	Form Factor PCIe Card
TDP Shared	TDP 335W
Power Connectors -	Power Connectors 2x 8-Pin

Highlights

Peak OPS

Peak OPS FP32 FP16 FP64 Memory Bandwidth TDP

Radeon 680M 2200MHz6.76 TFLOPSFP16

x1

Radeon RX 6950 XT47.6 TFLOPSFP16

x7.04

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Theoretical Performance

Clock Speed2200MHz UC·Base·Boost·OC	Clock Speed2324MHz UC·Base·Boost·OC
Peak OPS 6.76 TFLOPSFP16	Peak OPS 47.6 TFLOPSFP16
FP32 3.38 TFLOPS	FP32 23.8 TFLOPS
FP64 211.2 GFLOPS	FP64 1.49 TFLOPS
Pixel Rate 70.4 GPixel/s	Pixel Rate 297.5 GPixel/s
Texture Rate 105.6 GTexel/s	Texture Rate 743.7 GTexel/s

Core Config

Shaders 768 Shaders	Shaders 5,120 Shaders
TMUs 48 TMUs	TMUs 320 TMUs
ROPs 32 ROPs	ROPs 128 ROPs
RT Cores 12 RT-Cores	RT Cores 80 RT-Cores
CUs 12 CUs	CUs 80 CUs

Clocks

Base Clock 2GHz	Base Clock 1.93GHz
Boost Clock 2.2GHz	Boost Clock 2.32GHz

Cache

L0 Cache 32KB/WGP	L0 Cache 32KB/WGP
L1 256KB/Array	L1 128KB/Array
L2 Cache -	L2 Cache 4MB shared
L3 Cache -	L3 Cache 128MB shared
L3 Bandwidth -	L3 Bandwidth 1.66TB/s

Memory

Shared Memory LPDDR5·DDR5	16GB GDDR6 placeholder
Memory Bus 128-bit	Memory Bus 256-bit
Memory Speed 6.4GT/s	Memory Speed 18GT/s
Memory Bandwidth 102.4GB/s	Memory Bandwidth 576GB/s
ECC No	ECC No

Power & Thermals

TDP Shared	TDP 335W
Max Temp -	Max Temp 110°C Max

Video Output

Max Resolution 4096x2160	Max Resolution 7680x4320
Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 64Hz	Refresh Rate Calculator 7680x4320 Resolution8K UHD Refresh Rate 120Hz
Multi-Monitor 4	Multi-Monitor 4
Adaptive Sync FreeSync	Adaptive Sync FreeSync
DSC Not Supported	DSC Supported
HDCP HDCP 2.2	HDCP HDCP 2.3

Ports

-	2x DisplayPort 1.4 1x HDMI 2.1 1x USB-C

API Support

Shader Model 6.7	Shader Model 6.5
DirectX DirectX 12 Direct3D 12_2	DirectX DirectX 12 Direct3D 12_2
OpenGL 4.6 OpenCL 2.2 Vulkan 1.3	OpenGL 4.6 OpenCL 2.1 Vulkan 1.2
GFX 10.3	GFX 10.3

Encoder

Encoder VCN 3.1	Encoder VCN 3.0
Codec AVC (H.264) HEVC (H.265)	Codec AVC (H.264) HEVC (H.265)

Decoder

Decoder VCN 3.1	Decoder VCN 3.0
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

Card

Form Factor iGPU	Form Factor PCIe Card
PCIe -	PCIe PCIe 4.0 x16 2.5-Slots
-	Height 120mm (4.72") Width 267mm (10.51") Depth 50mm (1.97")
Cooling Open-Air -	Cooling Open-Air 3x Fans
Power Connectors -	Power Connectors 2x 8-Pin
Multi-GPU -	Multi-GPU Multi-GPU Support Supported Multi-GPU Type Bridgeless

Chip

Manufacturer AMD	Manufacturer AMD
Chip Designer AMD	Chip Designer AMD
Architecture RDNA 2	Architecture RDNA 2
Family 600	Family Radeon RX 6000
Branding	Branding
Codename Rembrandt	Codename Sienna Cichlid
Chip Variant -	Chip Variant Navi 21 XL
Market Segment Laptop	Market Segment Desktop
Release Date Jan 4, 2023	Release Date May 10, 2022

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N6	Fabrication Node N7
Die Size 210mm²	Die Size 520mm²
Transistor Count 13.1B	Transistor Count 26.8B
Transistor Density 62 MTr/mm²	Transistor Density 51.56 MTr/mm²

Images