AMD Radeon HD 8860 OEM vs AMD Radeon RX 6800 3456SP
GPU · Specs Compare
Graphics Card
Release Date
Jan 2013
Unknown
Generation
Sea Islands
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1400 MHz
2000 MHz
Base Clock
—
1700 MHz
Boost Clock
—
2250 MHz
Memory
Memory Size
2GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
179.2GB/s
512.0GB/s
Render Config
Compute Units
20
54
Shading Units
1280
3456
TMUs
80
216
ROPs
32
96
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
4 MB
RT Cores
—
54
L3 Cache
—
128 MB
Theoretical Performance
Pixel Rate
29.60 GPixel/s
216.0 GPixel/s
Texture Rate
74.00 GTexel/s
486.0 GTexel/s
FP32 (float)
2.368 TFLOPS
15.55 TFLOPS
FP64 (double)
148.0 GFLOPS
972.0 GFLOPS
FP16 (half)
—
31.10 TFLOPS
Graphics Processor
GPU Name
Curacao
Navi 21
GPU Variant
Curacao PRO(215-0848000)
Navi 21 ES(215-121000066)
Architecture
GCN 1.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
2.8 billion
26.8 billion
Die Size
212 mm²
520 mm²
Board Design
TDP
175W
250W
Suggested PSU
450 W
600 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Power Connectors
1x 6-pin
2x 8-pin
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.3
Shader Model
5.1
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.