Radeon RX 6700 XT vs Radeon HD 8860 OEM
We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 6700 XT and 2GB VRAM Radeon HD 8860 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 6700 XT 's Advantages
Released 8 years and 2 months late
Boost Clock2581MHz
More VRAM (12GB vs 2GB)
Larger VRAM bandwidth (384.0GB/s vs 179.2GB/s)
1280 additional rendering cores
Radeon HD 8860 OEM 's Advantages
Lower TDP (175W vs 230W)
Score
Benchmark
FP32 (float)
Radeon RX 6700 XT
+457%
13210
Radeon HD 8860 OEM
2368
Graphics Card
Mar 2021
Release Date
Jan 2013
Navi II
Generation
Sea Islands
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
2321 MHz
Base Clock
-
2581 MHz
Boost Clock
-
2000 MHz
Memory Clock
1400 MHz
Memory
12GB
Memory Size
2GB
GDDR6
Memory Type
GDDR5
192bit
Memory Bus
256bit
384.0GB/s
Bandwidth
179.2GB/s
Render Config
40
Compute Units
20
2560
Shading Units
1280
160
TMUs
80
64
ROPs
32
40
RT Cores
-
128 KB per Array
L1 Cache
16 KB (per CU)
3 MB
L2 Cache
512 KB
96 MB
L3 Cache
-
Theoretical Performance
165.2 GPixel/s
Pixel Rate
29.60 GPixel/s
413.0 GTexel/s
Texture Rate
74.00 GTexel/s
26.43 TFLOPS
FP16 (half)
-
13.21 TFLOPS
FP32 (float)
2.368 TFLOPS
825.9 GFLOPS
FP64 (double)
148.0 GFLOPS
Board Design
230W
TDP
175W
550 W
Suggested PSU
450 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin
Graphics Processor
Navi 22
GPU Name
Curacao
Navi 22 XT
(215-127000006)
GPU Variant
Curacao PRO
(215-0848000)
RDNA 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
7 nm
Process Size
28 nm
17.2 billion
Transistors
2.8 billion
335 mm²
Die Size
212 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1
OpenCL
1.2
1.3
Vulkan
1.2
6.5
Shader Model
5.1
