AMD Radeon HD 7870 XT vs Intel Arc A380
GPU · Specs Compare
Graphics Card
Release Date
Nov 2012
Jun 2022
Generation
Southern Islands
Alchemist(Arc 3)
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
925 MHz
2000 MHz
Boost Clock
975 MHz
2050 MHz
Memory Clock
1500 MHz
1937 MHz
Memory
Memory Size
2GB
6GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
96bit
Bandwidth
192.0GB/s
186.0GB/s
Render Config
Compute Units
24
—
Shading Units
1536
1024
TMUs
96
64
ROPs
32
32
L1 Cache
16 KB (per CU)
—
L2 Cache
512 KB
4 MB
Tensor Cores
—
128
RT Cores
—
8
Theoretical Performance
Pixel Rate
31.20 GPixel/s
65.60 GPixel/s
Texture Rate
93.60 GTexel/s
131.2 GTexel/s
FP32 (float)
2.995 TFLOPS
4.198 TFLOPS
FP64 (double)
748.8 GFLOPS
1050 GFLOPS
FP16 (half)
—
8.397 TFLOPS
Graphics Processor
GPU Name
Tahiti
DG2-128
GPU Variant
Tahiti LE(215-0821122)
ACM-G11
Architecture
GCN 1.0
Generation 12.7
Foundry
TSMC
TSMC
Process Size
28 nm
6 nm
Transistors
4.313 billion
7.2 billion
Die Size
352 mm²
157 mm²
Board Design
TDP
185W
75W
Suggested PSU
450 W
250 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.13x DisplayPort 2.0
Power Connectors
2x 6-pin
1x 8-pin
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.3
Shader Model
5.1
6.6
Benchmark
3DMark Time Spy
—
4,277
3DMark Time Spy Extreme
—
2,017
3DMark Speed Way
—
576
Blender
—
524
▲ Specs Compare
Data sourced from official specifications and benchmark tests.