AMD Radeon HD 8770 OEM vs AMD Steam Deck GPU
GPU · Specs Compare
Graphics Card
Release Date
Sep 2013
Feb 2022
Generation
Sea Islands
Console GPU
Type
Desktop
Game console
Bus Interface
PCIe 3.0 x16
—
Clock Speeds
Memory Clock
1500 MHz
1375 MHz
Base Clock
—
1000 MHz
Boost Clock
—
1600 MHz
Memory
Memory Size
1024MB
16GB
Memory Type
GDDR5
LPDDR5
Memory Bus
128bit
128bit
Bandwidth
96.00GB/s
88.00GB/s
Render Config
Compute Units
14
8
Shading Units
896
512
TMUs
56
32
ROPs
16
16
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
256 KB
1024 KB
RT Cores
—
8
L3 Cache
—
8 MB
Theoretical Performance
Pixel Rate
16.80 GPixel/s
25.60 GPixel/s
Texture Rate
58.80 GTexel/s
51.20 GTexel/s
FP32 (float)
1.882 TFLOPS
1.638 TFLOPS
FP64 (double)
117.6 GFLOPS
102.4 GFLOPS
FP16 (half)
—
3.277 TFLOPS
Graphics Processor
GPU Name
Bonaire
Van Gogh
GPU Variant
Bonaire XT(215-0839039)
100-000000405
Architecture
GCN 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
2.08 billion
2.4 billion
Die Size
160 mm²
163 mm²
Board Design
TDP
85W
15W
Suggested PSU
250 W
—
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x USB Type-C
Power Connectors
1x 6-pin
None
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
2.0
Vulkan
1.2
1.3
Shader Model
6.3
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.