Qualcomm Adreno 640+ vs XFX Radeon RX 6800 XT Speedster MERC 319 Full Specs

Summary

768 Shaders 675MHz	4,608 Shaders 2.25GHz
Shared Memory34.1GB/sLPDDR4X	16GB GDDR6512GB/s placeholder
Peak·FP32·FP16 1.04 TFLOPS	Peak·FP32·FP16 20.74 TFLOPS
Form Factor iGPU	Form Factor PCIe Card
TDP 5W	TDP 300W
Power Connectors -	Power Connectors 2x 8-Pin

Highlights

Peak OPS

Peak OPS FP32 FP16 FP64 Memory Bandwidth TDP

Adreno 640+2.07 TFLOPSFP16

x1

Radeon RX 6800 XT Speedster MERC 31941.47 TFLOPSFP16

x20.00

Show Top Score

Theoretical Performance

Clock Speed675MHz UC·Boost·OC	Clock Speed2250MHz UC·Base·Boost·OC
Peak OPS 2.07 TFLOPSFP16	Peak OPS 41.47 TFLOPSFP16
FP32 1.04 TFLOPS	FP32 20.74 TFLOPS
FP64 259.2 GFLOPS	FP64 1.3 TFLOPS
Pixel Rate 16.2 GPixel/s	Pixel Rate 288 GPixel/s
Texture Rate 32.4 GTexel/s	Texture Rate 648 GTexel/s

Core Config

Shaders 768 Shaders	Shaders 4,608 Shaders
TMUs 48 TMUs	TMUs 288 TMUs
ROPs 24 ROPs	ROPs 128 ROPs
RT Cores -	RT Cores 72 RT-Cores
EUs 6 EUs	CUs 72 CUs

Clocks

Base Clock -	Base Clock 1.82GHz
Boost Clock 675MHz	Boost Clock 2.25GHz

Cache

L0 Cache -	L0 Cache 32KB/WGP
L1 8KB/CU	L1 128KB/Array
L2 Cache 128KB shared	L2 Cache 4MB shared
L3 Cache 2MB shared	L3 Cache 128MB shared
L3 Bandwidth -	L3 Bandwidth 1.66TB/s

Memory

Shared MemoryLPDDR4X	16GB GDDR6 placeholder
Memory Bus 64-bit	Memory Bus 256-bit
Memory Speed 4.3GT/s	Memory Speed 16GT/s
Memory Bandwidth 34.1GB/s	Memory Bandwidth 512GB/s
ECC No	ECC No

Power & Thermals

TDP 5W	TDP 300W
Max Temp -	Max Temp 110°C Max

Video Output

Max Resolution 2520x1080	Max Resolution 7680x4320
Refresh Rate Calculator 1920x1080 Resolution1080p FHD Refresh Rate 78Hz	Refresh Rate Calculator 7680x4320 Resolution8K UHD Refresh Rate 120Hz
Multi-Monitor 1	Multi-Monitor 4
Adaptive Sync -	Adaptive Sync FreeSync
DSC Not Supported	DSC Supported
HDCP -	HDCP HDCP 2.3

Ports

-	3x DisplayPort 1.4 1x HDMI 2.1

API Support

Shader Model -	Shader Model 6.5
DirectX DirectX 12 Direct3D 12_1	DirectX DirectX 12 Direct3D 12_2
OpenGL 3.2 OpenCL 2 Vulkan 1.1	OpenGL 4.6 OpenCL 2.1 Vulkan 1.2
-	GFX 10.3

Encoder

Encoder Hexagon 690	Encoder VCN 3.0
Codec H.263 MPEG-4 VC-1 VP8 VP9 AVC (H.264) HEVC (H.265)	Codec - - - - - AVC (H.264) HEVC (H.265)

Decoder

Decoder Hexagon 690	Decoder VCN 3.0
Codec MPEG-1 MPEG-2 MPEG-4 - VC-1 VP8 VP9 AVC (H.264) HEVC (H.265) -	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 2.7-Slots
-	Height 138mm (5.43") Width 340mm (13.39") Depth 54mm (2.13")
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 Qualcomm	Manufacturer XFX
Chip Designer Qualcomm	Chip Designer AMD
Architecture Adreno 600	Architecture RDNA 2
Family Adreno 600	Family Radeon RX 6000
Branding	Branding
Codename -	Codename Sienna Cichlid
Chip Variant -	Chip Variant Navi 21 XL
Market Segment Smartphone	Market Segment Desktop
Release Date Jul 9, 2019	Release Date Nov 18, 2020

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N7	Fabrication Node N7
Die Size -	Die Size 520mm²
Transistor Count -	Transistor Count 26.8B
Transistor Density -	Transistor Density 51.56 MTr/mm²

Images