AMD Radeon RX 6800S vs AMD Radeon Vega 7 1500MHz Full Specs

Summary

2,048 Shaders 2.1GHz	448 Shaders 1.5GHz
8GB GDDR6256GB/s placeholder	Shared Memory68.3GB/s LPDDR4X·DDR4
Peak·FP32·FP16 8.6 TFLOPS	Peak·FP32·FP16 1.34 TFLOPS
Form Factor Soldered	Form Factor iGPU
TDP 100W	TDP Shared

Highlights

Peak OPS

Peak OPS FP32 FP16 FP64 Memory Bandwidth TDP

Radeon RX 6800S17.2 TFLOPSFP16

x6.40

Radeon Vega 7 1500MHz2.69 TFLOPSFP16

x1

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Theoretical Performance

Clock Speed2100MHz UC·Base·Boost·OC	Clock Speed1500MHz UC·Base·Boost·OC
Peak OPS 17.2 TFLOPSFP16	Peak OPS 2.69 TFLOPSFP16
FP32 8.6 TFLOPS	FP32 1.34 TFLOPS
FP64 537.6 GFLOPS	FP64 84 GFLOPS
Pixel Rate 134.4 GPixel/s	Pixel Rate 12 GPixel/s
Texture Rate 268.8 GTexel/s	Texture Rate 42 GTexel/s

Core Config

Shaders 2,048 Shaders	Shaders 448 Shaders
TMUs 128 TMUs	TMUs 28 TMUs
ROPs 64 ROPs	ROPs 8 ROPs
RT Cores 32 RT-Cores	RT Cores -
CUs 32 CUs	CUs 7 CUs

Clocks

Base Clock 1.8GHz	Base Clock 300MHz
Boost Clock 2.1GHz	Boost Clock 1.5GHz

Cache

L0 Cache 32KB/WGP	L0 Cache -
L1 128KB/Array	L1 16KB/CU
L2 Cache 2MB shared	L2 Cache 1MB shared
L3 Cache 32MB shared	L3 Cache -
L3 Bandwidth 832GB/s	L3 Bandwidth -

Memory

8GB GDDR6 placeholder	Shared Memory LPDDR4X·DDR4
Memory Bus 128-bit	Memory Bus 128-bit
Memory Speed 16GT/s	Memory Speed 4.3GT/s
Memory Bandwidth 256GB/s	Memory Bandwidth 68.3GB/s
ECC No	ECC No

Power & Thermals

TDP 100W

TDP Shared

Video Output

Max Resolution 7680x4320	Max Resolution 4096x2160
Refresh Rate Calculator 7680x4320 Resolution8K UHD Refresh Rate 120Hz	Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 64Hz
Multi-Monitor 4	Multi-Monitor 3
Adaptive Sync FreeSync	Adaptive Sync FreeSync
DSC Supported	DSC Not Supported
HDCP HDCP 2.3	HDCP -

API Support

Shader Model 6.5	Shader Model 6.7
DirectX DirectX 12 Direct3D 12_2	DirectX DirectX 12 Direct3D 12_1
OpenGL 4.6 OpenCL 2.1 Vulkan 1.2	OpenGL 4.6 OpenCL 3 Vulkan 1.2
GFX 10.3	GFX 9

Encoder

Encoder VCN 3.0	Encoder VCN 2.0
Codec AVC (H.264) HEVC (H.265)	Codec AVC (H.264) HEVC (H.265)

Decoder

Decoder VCN 3.0	Decoder VCN 2.0
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) -

Card

Form Factor Soldered	Form Factor iGPU
PCIe PCIe 4.0 x8	PCIe -
Cooling Passive	Cooling Open-Air
Multi-GPU Multi-GPU Support Supported Multi-GPU Type Bridgeless	Multi-GPU -

Chip

Manufacturer AMD	Manufacturer AMD
Chip Designer AMD	Chip Designer AMD
Architecture RDNA 2	Architecture GCN 5
Family Radeon RX 6000	Family Vega
Branding	Branding
Codename Dimgrey Cavefish	Codename -
Chip Variant Navi 23 XL	Chip Variant Vega 3
Market Segment Desktop	Market Segment Laptop
Release Date Jan 4, 2022	Release Date Apr 13, 2021

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N7	Fabrication Node N7
Die Size 237mm²	Die Size 156mm²
Transistor Count 11.1B	Transistor Count 9.8B
Transistor Density 46.67 MTr/mm²	Transistor Density 63 MTr/mm²

Images