AMD Radeon HD 6870 vs AMD Ryzen Z1 GPU
GPU · Specs Compare
Graphics Card
Release Date
Oct 2010
Sep 2023
Generation
Northern Islands
Console GPU
Type
Desktop
Game console
Bus Interface
PCIe 2.0 x16
—
Clock Speeds
Memory Clock
1050 MHz
800 MHz
Base Clock
—
1500 MHz
Boost Clock
—
2500 MHz
Memory
Memory Size
1024MB
16GB
Memory Type
GDDR5
LPDDR5
Memory Bus
256bit
64bit
Bandwidth
134.4GB/s
25.60GB/s
Render Config
Compute Units
14
4
Shading Units
1120
256
TMUs
56
16
ROPs
32
8
L1 Cache
8 KB (per CU)
128 KB per Array
L2 Cache
512 KB
6 MB
RT Cores
—
4
L3 Cache
—
16 MB
Theoretical Performance
Pixel Rate
28.80 GPixel/s
20.00 GPixel/s
Texture Rate
50.40 GTexel/s
40.00 GTexel/s
FP32 (float)
2.016 TFLOPS
2.560 TFLOPS
FP16 (half)
—
5.120 TFLOPS
FP64 (double)
—
160.0 GFLOPS
Graphics Processor
GPU Name
Barts
Phoenix
GPU Variant
Barts XT(215-0798000)
100-000001280
Architecture
TeraScale 2
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
40 nm
4 nm
Transistors
1.7 billion
25.39 billion
Die Size
255 mm²
178 mm²
Board Design
TDP
151W
30W
Suggested PSU
450 W
—
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
No outputs
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenGL
4.4
4.6
OpenCL
1.2
2.1
Vulkan
N/A
1.3
Shader Model
5.0
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.