AMD Radeon 840M 2900MHz vs AMD Viola Full Specs

Summary

256 Shaders 2.9GHz	3,840 Shaders 2.23GHz
Shared Memory136.5GB/s LPDDR5X·DDR5	Shared Memory
Peak·FP32·FP16 1.49 TFLOPS	Peak·FP32·FP16 34.3 TFLOPS
Form Factor iGPU	Form Factor iGPU
TDP Shared	TDP 180W

Highlights

Peak OPS

Peak OPS FP32 FP16 FP64 BF16 Memory Bandwidth TDP

Radeon 840M 2900MHz2.97 TFLOPSFP16

x1

Viola68.6 TFLOPSFP16

x23.10

Show Top Score

Theoretical Performance

Clock Speed2900MHz UC·Base·Boost·OC	Clock Speed2233MHz UC·Boost·OC
Peak OPS 2.97 TFLOPSFP16	Peak OPS 68.6 TFLOPSFP16
BF16 2.97 TFLOPS	BF16 68.6 TFLOPS
FP32 1.49 TFLOPS	FP32 34.3 TFLOPS
FP64 92.8 GFLOPS	FP64 1.07 TFLOPS
Pixel Rate 92.8 GPixel/s	Pixel Rate 214.4 GPixel/s
Texture Rate 46.4 GTexel/s	Texture Rate 535.9 GTexel/s

Core Config

Shaders 256 Shaders	Shaders 3,840 Shaders
TMUs 16 TMUs	TMUs 240 TMUs
ROPs 32 ROPs	ROPs 96 ROPs
RT Cores 4 RT-Cores	RT Cores 60 RT-Cores
CUs 4 CUs	CUs 60 CUs

Clocks

Base Clock 1.5GHz	Base Clock -
Boost Clock 2.9GHz	Boost Clock 2.23GHz

Cache

L0 Cache 32KB/WGP	L0 Cache -
L1 256KB/Array	L1 -
L2 Cache -	L2 Cache 4MB shared

Memory

Shared Memory LPDDR5X·DDR5	Shared Memory
Memory Bus 128-bit	Memory Bus 256-bit
Memory Speed 8.5GT/s	Memory Speed 18GT/s
Memory Bandwidth 136.5GB/s	Memory Bandwidth 576GB/s
ECC No	ECC No

Power & Thermals

TDP Shared

TDP 180W

Video Output

Max Resolution 4096x2160	Max Resolution 3840x2160
Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 64Hz	Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 120Hz
Multi-Monitor 4	Multi-Monitor 1
Adaptive Sync FreeSync	Adaptive Sync FreeSync
DSC Not Supported	DSC Not Supported
HDCP HDCP 2.3	HDCP -

API Support

Shader Model 6.7	Shader Model 6.5
DirectX DirectX 12 Direct3D 12_2	-
OpenGL 4.6 OpenCL 2.1 Vulkan 1.3	OpenGL 4.6 OpenCL 1.2 Vulkan 1.2
GFX 11.5	-

Encoder

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

Decoder

Decoder VCN 4.0	-
Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP9 AVC (H.264) HEVC (H.265) AV1	Codec -

Card

Form Factor iGPU

Form Factor iGPU

Chip

Manufacturer AMD	Manufacturer AMD
Chip Designer AMD	Chip Designer AMD
Architecture RDNA 3.5	Architecture RDNA 4
Family 800	Family Console
Branding	Branding
Codename Strix Point	Codename -
Market Segment Laptop	Market Segment Console
Release Date Jan 6, 2025	Release Date Sep 10, 2024

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N4P	Fabrication Node N6
Die Size 233mm²	Die Size 260mm²
Transistor Count 28B	Transistor Count 10.6B
Transistor Density 120 MTr/mm²	Transistor Density 41 MTr/mm²

Images