Summary
AMD released the Radeon HD 4870 in 2008. This graphics card features the RV770 GPU, manufactured on a 55nm process. It comes equipped with 512-1024 MB GDDR5 memory on a 256-bit interface, delivering up to 115.2 GB/s of bandwidth. The GPU operates at 750 MHz with a theoretical compute performance of 1.2 TFLOPS. The card connects via PCIe2.0 and requires 6pin(x2) external power. It supports DX10.1.
Performance
GPU Clock
750 MHz
Memory Clock
3600(900)
Shader Performance
1200000 MFLOPS
Pixel Fillrate
12000 MP/s
Texel Fillrate
30000 MT/s
Memory
Memory Size
512-1024 MB
Bus Width
256-bit
Memory Type
GDDR5
Max Bandwidth
115200 MB/s
Architecture
GPU Chip
RV770
Core Config
800 SP; 40 TMU; 16 ROP
Vertex Processors
800
Process Size
55nm
Transistors
956m
Compatibility
DirectX
DX10.1
Bus Slot
PCIe2.0
External Power
6pin(x2)
Release
Release Year
2008
Launch Price
$299
Performance to Price
Worse
Better
Performance Comparison
Shader Performance (MFLOPS)
Memory Bandwidth (MB/s)
Game Performance Estimates
FPS estimates scaled from RTX 3060 benchmark data. Actual results vary based on CPU, drivers, and game updates.
Cyberpunk 2077
2020Medium
8
FPS
High
7
FPS
Ultra
5
FPS
Red Dead Redemption 2
2019Medium
7
FPS
High
5
FPS
Ultra
4
FPS
GTA V
2015Medium
13
FPS
High
11
FPS
Ultra
8
FPS
Fortnite
2017Medium
16
FPS
High
12
FPS
Ultra
8
FPS
Valorant
2020Medium
36
FPS
High
30
FPS
Ultra
23
FPS
Counter-Strike 2
2023Medium
17
FPS
High
13
FPS
Ultra
10
FPS
Call of Duty: MW III
2023Medium
12
FPS
High
9
FPS
Ultra
7
FPS
Apex Legends
2019Medium
14
FPS
High
11
FPS
Ultra
9
FPS
Elden Ring
2022Medium
6
FPS
High
5
FPS
Ultra
5
FPS
Hogwarts Legacy
2023Medium
7
FPS
High
5
FPS
Ultra
4
FPS
The Witcher 3
2015Medium
13
FPS
High
9
FPS
Ultra
7
FPS
Baldur's Gate 3
2023Medium
9
FPS
High
7
FPS
Ultra
5
FPS
60+ FPS (Smooth)
30-59 FPS (Playable)
<30 FPS (Low)
Notes
First to use GDDR5 memory.