AMD Radeon 660M 4CU 1800MHz vs AMD Radeon RX 7600 XT Full Specs

Summary

256 Shaders 1.8GHz	2,048 Shaders 2.75GHz
Shared Memory76.8GB/s DDR5·LPDDR5	16GB GDDR6288GB/s placeholder
Peak·FP32·FP16 921.6 GFLOPS	Peak·FP32·FP16 22.57 TFLOPS
Form Factor iGPU	Form Factor PCIe Card
TDP Shared	TDP 190W
Power Connectors -	Power Connectors 1x 8-Pin

Highlights

Peak OPS

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

Radeon 660M 4CU 1800MHz1.84 TFLOPSFP16

x1

Radeon RX 7600 XT90.28 TOPSINT4 Tensor

x48.98

Show Top Score

Theoretical Performance

Clock Speed1800MHz UC·Base·Boost·OC	Clock Speed2755MHz UC·Base·Boost·OC
Peak OPS 1.84 TFLOPSFP16	Peak OPS 90.28 TOPSINT4 Tensor
-	Tensor FP16-16 22.57 TFLOPS Tensor FP16-32 22.57 TFLOPS
-	BF16 45.14 TFLOPS Tensor BF16 22.57 TFLOPS
FP32 921.6 GFLOPS	FP32 22.57 TFLOPS
FP64 57.6 GFLOPS	FP64 705.3 GFLOPS
Tensor INT4 -	Tensor INT4 90.28 TOPS
-	Tensor INT8 22.57 TOPS
Pixel Rate 28.8 GPixel/s	Pixel Rate 176.3 GPixel/s
Texture Rate 28.8 GTexel/s	Texture Rate 352.6 GTexel/s

Core Config

Shaders 256 Shaders	Shaders 2,048 Shaders
TMUs 16 TMUs	TMUs 128 TMUs
ROPs 16 ROPs	ROPs 64 ROPs
Tensor Cores -	Tensor Cores 64 T-Cores
RT Cores 4 RT-Cores	RT Cores 32 RT-Cores
CUs 4 CUs	CUs 32 CUs

Clocks

Base Clock 1.5GHz	Base Clock 1.98GHz
Boost Clock 1.8GHz	Boost Clock 2.75GHz

Cache

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

Memory

Shared Memory DDR5·LPDDR5	16GB GDDR6 placeholder
Memory Bus 128-bit	Memory Bus 128-bit
Memory Speed 4.8GT/s	Memory Speed 18GT/s
Memory Bandwidth 76.8GB/s	Memory Bandwidth 288GB/s
ECC -	ECC No

Power & Thermals

TDP Shared

TDP 190W

Video Output

Max Resolution -	Max Resolution 7680x4320
Refresh Rate Calculator -	Refresh Rate Calculator 7680x4320 Resolution8K UHD Refresh Rate 165Hz
Multi-Monitor 4	Multi-Monitor 3
Adaptive Sync -	Adaptive Sync FreeSync
DSC -	DSC Supported
HDCP HDCP 2.2	HDCP HDCP 2.3

Ports

-	3x DisplayPort 2.1 1x HDMI 2.1

API Support

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

Encoder

Encoder VCN 3.1	Encoder VCN 4.0
Codec - AVC (H.264) HEVC (H.265) -	Codec VP9 AVC (H.264) HEVC (H.265) AV1

Decoder

Decoder VCN 3.1	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

Card

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

Chip

Manufacturer AMD	Manufacturer AMD
Chip Designer -	Chip Designer AMD
Architecture -	Architecture RDNA 3
Family 600	Family Radeon RX 7000
Branding	Branding
Codename -	Codename Hotpink Bonefish
Chip Variant -	Chip Variant Navi 33 XL
Market Segment Laptop	Market Segment Desktop
Release Date Sep 30, 2023	Release Date Jan 8, 2024

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N6	Fabrication Node N6
Die Size 210mm²	Die Size 204mm²
Transistor Count 13.1B	Transistor Count 13.3B
Transistor Density 62 MTr/mm²	Transistor Density 65.2 MTr/mm²

Images